Home / 482,830.90-724,246.35-202,318.90

Finding the Fourth Proportional to 482,830.90, 724,246.35 and 202,318.90

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Solution

The fourth proportional to 482,830.90, 724,246.35 and 202,318.90 is: 303,478.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,830.90 : 724,246.35 = 202,318.90 : x
  2. Step 2: Convert to fraction form
    482,830.90/724,246.35 = 202,318.90/x
  3. Step 3: Cross multiply
    482,830.90x = 724,246.35 × 202,318.90
  4. Step 4: Simplify right side
    482,830.90x = 146,528,724,861.02
  5. Step 5: Solve for x
    x = 146,528,724,861.02/482,830.90
  6. Step 6: Final answer
    x = 303,478.35

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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.