Home / 558,275.28-837,095.76-380,997.04

Finding the Fourth Proportional to 558,275.28, 837,095.76 and 380,997.04

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Solution

The fourth proportional to 558,275.28, 837,095.76 and 380,997.04 is: 571,279.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,275.28 : 837,095.76 = 380,997.04 : x
  2. Step 2: Convert to fraction form
    558,275.28/837,095.76 = 380,997.04/x
  3. Step 3: Cross multiply
    558,275.28x = 837,095.76 × 380,997.04
  4. Step 4: Simplify right side
    558,275.28x = 318,931,006,756.55
  5. Step 5: Solve for x
    x = 318,931,006,756.55/558,275.28
  6. Step 6: Final answer
    x = 571,279.11

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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.