Home / 836,428.97-1,254,641.15-237,390.71

Finding the Fourth Proportional to 836,428.97, 1,254,641.15 and 237,390.71

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Solution

The fourth proportional to 836,428.97, 1,254,641.15 and 237,390.71 is: 356,085.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,428.97 : 1,254,641.15 = 237,390.71 : x
  2. Step 2: Convert to fraction form
    836,428.97/1,254,641.15 = 237,390.71/x
  3. Step 3: Cross multiply
    836,428.97x = 1,254,641.15 × 237,390.71
  4. Step 4: Simplify right side
    836,428.97x = 297,840,147,713.99
  5. Step 5: Solve for x
    x = 297,840,147,713.99/836,428.97
  6. Step 6: Final answer
    x = 356,085.40

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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.