Home / 916,206.99-1,374,397.98-284,951.31

Finding the Fourth Proportional to 916,206.99, 1,374,397.98 and 284,951.31

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Solution

The fourth proportional to 916,206.99, 1,374,397.98 and 284,951.31 is: 427,454.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,206.99 : 1,374,397.98 = 284,951.31 : x
  2. Step 2: Convert to fraction form
    916,206.99/1,374,397.98 = 284,951.31/x
  3. Step 3: Cross multiply
    916,206.99x = 1,374,397.98 × 284,951.31
  4. Step 4: Simplify right side
    916,206.99x = 391,636,504,862.35
  5. Step 5: Solve for x
    x = 391,636,504,862.35/916,206.99
  6. Step 6: Final answer
    x = 427,454.18

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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.