Home / 914,984.91-1,372,521.11-442,068.03

Finding the Fourth Proportional to 914,984.91, 1,372,521.11 and 442,068.03

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Solution

The fourth proportional to 914,984.91, 1,372,521.11 and 442,068.03 is: 663,123.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,984.91 : 1,372,521.11 = 442,068.03 : x
  2. Step 2: Convert to fraction form
    914,984.91/1,372,521.11 = 442,068.03/x
  3. Step 3: Cross multiply
    914,984.91x = 1,372,521.11 × 442,068.03
  4. Step 4: Simplify right side
    914,984.91x = 606,747,701,020.77
  5. Step 5: Solve for x
    x = 606,747,701,020.77/914,984.91
  6. Step 6: Final answer
    x = 663,123.18

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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.