Home / 985,375.30-1,359,819.91-532,666.30

Finding the Fourth Proportional to 985,375.30, 1,359,819.91 and 532,666.30

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Solution

The fourth proportional to 985,375.30, 1,359,819.91 and 532,666.30 is: 735,080.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,375.30 : 1,359,819.91 = 532,666.30 : x
  2. Step 2: Convert to fraction form
    985,375.30/1,359,819.91 = 532,666.30/x
  3. Step 3: Cross multiply
    985,375.30x = 1,359,819.91 × 532,666.30
  4. Step 4: Simplify right side
    985,375.30x = 724,330,240,126.03
  5. Step 5: Solve for x
    x = 724,330,240,126.03/985,375.30
  6. Step 6: Final answer
    x = 735,080.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.