Home / 402,654.12-604,069.47-122,193.24

Finding the Fourth Proportional to 402,654.12, 604,069.47 and 122,193.24

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Solution

The fourth proportional to 402,654.12, 604,069.47 and 122,193.24 is: 183,316.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,654.12 : 604,069.47 = 122,193.24 : x
  2. Step 2: Convert to fraction form
    402,654.12/604,069.47 = 122,193.24/x
  3. Step 3: Cross multiply
    402,654.12x = 604,069.47 × 122,193.24
  4. Step 4: Simplify right side
    402,654.12x = 73,813,205,724.38
  5. Step 5: Solve for x
    x = 73,813,205,724.38/402,654.12
  6. Step 6: Final answer
    x = 183,316.65

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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.