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Finding the Fourth Proportional to 608,589.38, 912,967.13 and 253,520.36

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Solution

The fourth proportional to 608,589.38, 912,967.13 and 253,520.36 is: 380,315.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,589.38 : 912,967.13 = 253,520.36 : x
  2. Step 2: Convert to fraction form
    608,589.38/912,967.13 = 253,520.36/x
  3. Step 3: Cross multiply
    608,589.38x = 912,967.13 × 253,520.36
  4. Step 4: Simplify right side
    608,589.38x = 231,455,754,198.17
  5. Step 5: Solve for x
    x = 231,455,754,198.17/608,589.38
  6. Step 6: Final answer
    x = 380,315.14

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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.