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Finding the Fourth Proportional to 488,492.70, 732,739.05 and 446,502.30

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Solution

The fourth proportional to 488,492.70, 732,739.05 and 446,502.30 is: 669,753.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,492.70 : 732,739.05 = 446,502.30 : x
  2. Step 2: Convert to fraction form
    488,492.70/732,739.05 = 446,502.30/x
  3. Step 3: Cross multiply
    488,492.70x = 732,739.05 × 446,502.30
  4. Step 4: Simplify right side
    488,492.70x = 327,169,671,124.82
  5. Step 5: Solve for x
    x = 327,169,671,124.82/488,492.70
  6. Step 6: Final answer
    x = 669,753.45

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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.