Home / 482,821.40-724,232.10-295,938.20

Finding the Fourth Proportional to 482,821.40, 724,232.10 and 295,938.20

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Solution

The fourth proportional to 482,821.40, 724,232.10 and 295,938.20 is: 443,907.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,821.40 : 724,232.10 = 295,938.20 : x
  2. Step 2: Convert to fraction form
    482,821.40/724,232.10 = 295,938.20/x
  3. Step 3: Cross multiply
    482,821.40x = 724,232.10 × 295,938.20
  4. Step 4: Simplify right side
    482,821.40x = 214,327,944,056.22
  5. Step 5: Solve for x
    x = 214,327,944,056.22/482,821.40
  6. Step 6: Final answer
    x = 443,907.30

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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.