Home / 744,567.64-1,116,851.52-520,365.88

Finding the Fourth Proportional to 744,567.64, 1,116,851.52 and 520,365.88

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Solution

The fourth proportional to 744,567.64, 1,116,851.52 and 520,365.88 is: 780,548.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,567.64 : 1,116,851.52 = 520,365.88 : x
  2. Step 2: Convert to fraction form
    744,567.64/1,116,851.52 = 520,365.88/x
  3. Step 3: Cross multiply
    744,567.64x = 1,116,851.52 × 520,365.88
  4. Step 4: Simplify right side
    744,567.64x = 581,171,424,034.14
  5. Step 5: Solve for x
    x = 581,171,424,034.14/744,567.64
  6. Step 6: Final answer
    x = 780,548.86

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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.