Home / 739,473.63-1,109,210.45-240,837.63

Finding the Fourth Proportional to 739,473.63, 1,109,210.45 and 240,837.63

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Solution

The fourth proportional to 739,473.63, 1,109,210.45 and 240,837.63 is: 361,256.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,473.63 : 1,109,210.45 = 240,837.63 : x
  2. Step 2: Convert to fraction form
    739,473.63/1,109,210.45 = 240,837.63/x
  3. Step 3: Cross multiply
    739,473.63x = 1,109,210.45 × 240,837.63
  4. Step 4: Simplify right side
    739,473.63x = 267,139,615,949.23
  5. Step 5: Solve for x
    x = 267,139,615,949.23/739,473.63
  6. Step 6: Final answer
    x = 361,256.45

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.