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Finding the Fourth Proportional to 594,071.70, 891,107.55 and 342,129.30

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Solution

The fourth proportional to 594,071.70, 891,107.55 and 342,129.30 is: 513,193.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,071.70 : 891,107.55 = 342,129.30 : x
  2. Step 2: Convert to fraction form
    594,071.70/891,107.55 = 342,129.30/x
  3. Step 3: Cross multiply
    594,071.70x = 891,107.55 × 342,129.30
  4. Step 4: Simplify right side
    594,071.70x = 304,874,002,306.22
  5. Step 5: Solve for x
    x = 304,874,002,306.22/594,071.70
  6. Step 6: Final answer
    x = 513,193.95

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Similar ratio
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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.