Home / 765,329.42-1,148,160.21-232,836.61

Finding the Fourth Proportional to 765,329.42, 1,148,160.21 and 232,836.61

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Solution

The fourth proportional to 765,329.42, 1,148,160.21 and 232,836.61 is: 349,305.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,329.42 : 1,148,160.21 = 232,836.61 : x
  2. Step 2: Convert to fraction form
    765,329.42/1,148,160.21 = 232,836.61/x
  3. Step 3: Cross multiply
    765,329.42x = 1,148,160.21 × 232,836.61
  4. Step 4: Simplify right side
    765,329.42x = 267,333,730,097.40
  5. Step 5: Solve for x
    x = 267,333,730,097.40/765,329.42
  6. Step 6: Final answer
    x = 349,305.44

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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.