Home / 914,304.07-1,371,675.08-381,528.73

Finding the Fourth Proportional to 914,304.07, 1,371,675.08 and 381,528.73

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Solution

The fourth proportional to 914,304.07, 1,371,675.08 and 381,528.73 is: 572,384.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,304.07 : 1,371,675.08 = 381,528.73 : x
  2. Step 2: Convert to fraction form
    914,304.07/1,371,675.08 = 381,528.73/x
  3. Step 3: Cross multiply
    914,304.07x = 1,371,675.08 × 381,528.73
  4. Step 4: Simplify right side
    914,304.07x = 523,333,451,245.05
  5. Step 5: Solve for x
    x = 523,333,451,245.05/914,304.07
  6. Step 6: Final answer
    x = 572,384.47

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Double scale
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1.5x scale

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.