Home / 788,877.42-1,088,727.30-466,691.10

Finding the Fourth Proportional to 788,877.42, 1,088,727.30 and 466,691.10

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Solution

The fourth proportional to 788,877.42, 1,088,727.30 and 466,691.10 is: 644,078.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,877.42 : 1,088,727.30 = 466,691.10 : x
  2. Step 2: Convert to fraction form
    788,877.42/1,088,727.30 = 466,691.10/x
  3. Step 3: Cross multiply
    788,877.42x = 1,088,727.30 × 466,691.10
  4. Step 4: Simplify right side
    788,877.42x = 508,099,341,237.03
  5. Step 5: Solve for x
    x = 508,099,341,237.03/788,877.42
  6. Step 6: Final answer
    x = 644,078.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.