Home / 747,017.63-1,120,536.18-248,381.63

Finding the Fourth Proportional to 747,017.63, 1,120,536.18 and 248,381.63

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Solution

The fourth proportional to 747,017.63, 1,120,536.18 and 248,381.63 is: 372,575.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,017.63 : 1,120,536.18 = 248,381.63 : x
  2. Step 2: Convert to fraction form
    747,017.63/1,120,536.18 = 248,381.63/x
  3. Step 3: Cross multiply
    747,017.63x = 1,120,536.18 × 248,381.63
  4. Step 4: Simplify right side
    747,017.63x = 278,320,597,259.69
  5. Step 5: Solve for x
    x = 278,320,597,259.69/747,017.63
  6. Step 6: Final answer
    x = 372,575.68

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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.