Home / 959,553.39-1,439,828.24-391,351.35

Finding the Fourth Proportional to 959,553.39, 1,439,828.24 and 391,351.35

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Solution

The fourth proportional to 959,553.39, 1,439,828.24 and 391,351.35 is: 587,230.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,553.39 : 1,439,828.24 = 391,351.35 : x
  2. Step 2: Convert to fraction form
    959,553.39/1,439,828.24 = 391,351.35/x
  3. Step 3: Cross multiply
    959,553.39x = 1,439,828.24 × 391,351.35
  4. Step 4: Simplify right side
    959,553.39x = 563,478,723,535.37
  5. Step 5: Solve for x
    x = 563,478,723,535.37/959,553.39
  6. Step 6: Final answer
    x = 587,230.19

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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.