Home / 404,934.12-607,197.28-134,966.64

Finding the Fourth Proportional to 404,934.12, 607,197.28 and 134,966.64

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Solution

The fourth proportional to 404,934.12, 607,197.28 and 134,966.64 is: 202,382.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,934.12 : 607,197.28 = 134,966.64 : x
  2. Step 2: Convert to fraction form
    404,934.12/607,197.28 = 134,966.64/x
  3. Step 3: Cross multiply
    404,934.12x = 607,197.28 × 134,966.64
  4. Step 4: Simplify right side
    404,934.12x = 81,951,376,698.74
  5. Step 5: Solve for x
    x = 81,951,376,698.74/404,934.12
  6. Step 6: Final answer
    x = 202,382.00

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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.