Home / 959,553.34-1,439,828.15-391,351.30

Finding the Fourth Proportional to 959,553.34, 1,439,828.15 and 391,351.30

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Solution

The fourth proportional to 959,553.34, 1,439,828.15 and 391,351.30 is: 587,230.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,553.34 : 1,439,828.15 = 391,351.30 : x
  2. Step 2: Convert to fraction form
    959,553.34/1,439,828.15 = 391,351.30/x
  3. Step 3: Cross multiply
    959,553.34x = 1,439,828.15 × 391,351.30
  4. Step 4: Simplify right side
    959,553.34x = 563,478,614,072.61
  5. Step 5: Solve for x
    x = 563,478,614,072.61/959,553.34
  6. Step 6: Final answer
    x = 587,230.11

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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.