Home / 772,294.56-1,156,018.32-531,000.42

Finding the Fourth Proportional to 772,294.56, 1,156,018.32 and 531,000.42

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Solution

The fourth proportional to 772,294.56, 1,156,018.32 and 531,000.42 is: 794,834.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,294.56 : 1,156,018.32 = 531,000.42 : x
  2. Step 2: Convert to fraction form
    772,294.56/1,156,018.32 = 531,000.42/x
  3. Step 3: Cross multiply
    772,294.56x = 1,156,018.32 × 531,000.42
  4. Step 4: Simplify right side
    772,294.56x = 613,846,213,447.70
  5. Step 5: Solve for x
    x = 613,846,213,447.70/772,294.56
  6. Step 6: Final answer
    x = 794,834.31

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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.