Home / 558,377.18-837,079.76-358,754.30

Finding the Fourth Proportional to 558,377.18, 837,079.76 and 358,754.30

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Solution

The fourth proportional to 558,377.18, 837,079.76 and 358,754.30 is: 537,819.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,377.18 : 837,079.76 = 358,754.30 : x
  2. Step 2: Convert to fraction form
    558,377.18/837,079.76 = 358,754.30/x
  3. Step 3: Cross multiply
    558,377.18x = 837,079.76 × 358,754.30
  4. Step 4: Simplify right side
    558,377.18x = 300,305,963,342.97
  5. Step 5: Solve for x
    x = 300,305,963,342.97/558,377.18
  6. Step 6: Final answer
    x = 537,819.19

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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.