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Finding the Fourth Proportional to 478,096.68, 716,699.52 and 162,337.68

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Solution

The fourth proportional to 478,096.68, 716,699.52 and 162,337.68 is: 243,355.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,096.68 : 716,699.52 = 162,337.68 : x
  2. Step 2: Convert to fraction form
    478,096.68/716,699.52 = 162,337.68/x
  3. Step 3: Cross multiply
    478,096.68x = 716,699.52 × 162,337.68
  4. Step 4: Simplify right side
    478,096.68x = 116,347,337,333.91
  5. Step 5: Solve for x
    x = 116,347,337,333.91/478,096.68
  6. Step 6: Final answer
    x = 243,355.25

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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.