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Finding the Fourth Proportional to 483,461.73, 724,196.13 and 283,174.89

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Solution

The fourth proportional to 483,461.73, 724,196.13 and 283,174.89 is: 424,178.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,461.73 : 724,196.13 = 283,174.89 : x
  2. Step 2: Convert to fraction form
    483,461.73/724,196.13 = 283,174.89/x
  3. Step 3: Cross multiply
    483,461.73x = 724,196.13 × 283,174.89
  4. Step 4: Simplify right side
    483,461.73x = 205,074,155,673.53
  5. Step 5: Solve for x
    x = 205,074,155,673.53/483,461.73
  6. Step 6: Final answer
    x = 424,178.67

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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.