Home / 558,444.60-837,349.56-381,166.20

Finding the Fourth Proportional to 558,444.60, 837,349.56 and 381,166.20

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Solution

The fourth proportional to 558,444.60, 837,349.56 and 381,166.20 is: 571,532.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,444.60 : 837,349.56 = 381,166.20 : x
  2. Step 2: Convert to fraction form
    558,444.60/837,349.56 = 381,166.20/x
  3. Step 3: Cross multiply
    558,444.60x = 837,349.56 × 381,166.20
  4. Step 4: Simplify right side
    558,444.60x = 319,169,349,856.87
  5. Step 5: Solve for x
    x = 319,169,349,856.87/558,444.60
  6. Step 6: Final answer
    x = 571,532.70

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Double scale
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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.