Home / 765,693.14-1,146,533.13-539,830.71

Finding the Fourth Proportional to 765,693.14, 1,146,533.13 and 539,830.71

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Solution

The fourth proportional to 765,693.14, 1,146,533.13 and 539,830.71 is: 808,331.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,693.14 : 1,146,533.13 = 539,830.71 : x
  2. Step 2: Convert to fraction form
    765,693.14/1,146,533.13 = 539,830.71/x
  3. Step 3: Cross multiply
    765,693.14x = 1,146,533.13 × 539,830.71
  4. Step 4: Simplify right side
    765,693.14x = 618,933,793,606.42
  5. Step 5: Solve for x
    x = 618,933,793,606.42/765,693.14
  6. Step 6: Final answer
    x = 808,331.39

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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.