Home / 914,071.86-1,371,235.48-381,470.94

Finding the Fourth Proportional to 914,071.86, 1,371,235.48 and 381,470.94

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Solution

The fourth proportional to 914,071.86, 1,371,235.48 and 381,470.94 is: 572,259.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,071.86 : 1,371,235.48 = 381,470.94 : x
  2. Step 2: Convert to fraction form
    914,071.86/1,371,235.48 = 381,470.94/x
  3. Step 3: Cross multiply
    914,071.86x = 1,371,235.48 × 381,470.94
  4. Step 4: Simplify right side
    914,071.86x = 523,086,487,516.95
  5. Step 5: Solve for x
    x = 523,086,487,516.95/914,071.86
  6. Step 6: Final answer
    x = 572,259.70

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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.