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Finding the Fourth Proportional to 608,589.33, 912,967.04 and 253,520.31

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Solution

The fourth proportional to 608,589.33, 912,967.04 and 253,520.31 is: 380,315.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,589.33 : 912,967.04 = 253,520.31 : x
  2. Step 2: Convert to fraction form
    608,589.33/912,967.04 = 253,520.31/x
  3. Step 3: Cross multiply
    608,589.33x = 912,967.04 × 253,520.31
  4. Step 4: Simplify right side
    608,589.33x = 231,455,687,634.38
  5. Step 5: Solve for x
    x = 231,455,687,634.38/608,589.33
  6. Step 6: Final answer
    x = 380,315.06

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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.