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Finding the Fourth Proportional to 483,034.60, 724,551.90 and 404,885.80

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Solution

The fourth proportional to 483,034.60, 724,551.90 and 404,885.80 is: 607,328.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,034.60 : 724,551.90 = 404,885.80 : x
  2. Step 2: Convert to fraction form
    483,034.60/724,551.90 = 404,885.80/x
  3. Step 3: Cross multiply
    483,034.60x = 724,551.90 × 404,885.80
  4. Step 4: Simplify right side
    483,034.60x = 293,360,775,673.02
  5. Step 5: Solve for x
    x = 293,360,775,673.02/483,034.60
  6. Step 6: Final answer
    x = 607,328.70

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Similar ratio
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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.