Home / 739,051.80-1,108,577.70-265,752.60

Finding the Fourth Proportional to 739,051.80, 1,108,577.70 and 265,752.60

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Solution

The fourth proportional to 739,051.80, 1,108,577.70 and 265,752.60 is: 398,628.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,051.80 : 1,108,577.70 = 265,752.60 : x
  2. Step 2: Convert to fraction form
    739,051.80/1,108,577.70 = 265,752.60/x
  3. Step 3: Cross multiply
    739,051.80x = 1,108,577.70 × 265,752.60
  4. Step 4: Simplify right side
    739,051.80x = 294,607,406,077.02
  5. Step 5: Solve for x
    x = 294,607,406,077.02/739,051.80
  6. Step 6: Final answer
    x = 398,628.90

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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.