Home / 558,220.20-837,330.30-536,447.40

Finding the Fourth Proportional to 558,220.20, 837,330.30 and 536,447.40

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Solution

The fourth proportional to 558,220.20, 837,330.30 and 536,447.40 is: 804,671.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,220.20 : 837,330.30 = 536,447.40 : x
  2. Step 2: Convert to fraction form
    558,220.20/837,330.30 = 536,447.40/x
  3. Step 3: Cross multiply
    558,220.20x = 837,330.30 × 536,447.40
  4. Step 4: Simplify right side
    558,220.20x = 449,183,662,376.22
  5. Step 5: Solve for x
    x = 449,183,662,376.22/558,220.20
  6. Step 6: Final answer
    x = 804,671.10

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Double scale
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Similar ratio
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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.