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Finding the Fourth Proportional to 482,558.60, 724,097.10 and 202,104.20

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Solution

The fourth proportional to 482,558.60, 724,097.10 and 202,104.20 is: 303,264.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,558.60 : 724,097.10 = 202,104.20 : x
  2. Step 2: Convert to fraction form
    482,558.60/724,097.10 = 202,104.20/x
  3. Step 3: Cross multiply
    482,558.60x = 724,097.10 × 202,104.20
  4. Step 4: Simplify right side
    482,558.60x = 146,343,065,117.82
  5. Step 5: Solve for x
    x = 146,343,065,117.82/482,558.60
  6. Step 6: Final answer
    x = 303,264.86

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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.