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Finding the Fourth Proportional to 608,370.90, 912,251.79 and 187,592.10

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Solution

The fourth proportional to 608,370.90, 912,251.79 and 187,592.10 is: 281,294.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,370.90 : 912,251.79 = 187,592.10 : x
  2. Step 2: Convert to fraction form
    608,370.90/912,251.79 = 187,592.10/x
  3. Step 3: Cross multiply
    608,370.90x = 912,251.79 × 187,592.10
  4. Step 4: Simplify right side
    608,370.90x = 171,131,229,014.86
  5. Step 5: Solve for x
    x = 171,131,229,014.86/608,370.90
  6. Step 6: Final answer
    x = 281,294.24

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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.