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Finding the Fourth Proportional to 897,098, 1,345,906.76 and 266,027.04

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Solution

The fourth proportional to 897,098, 1,345,906.76 and 266,027.04 is: 399,117.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,098 : 1,345,906.76 = 266,027.04 : x
  2. Step 2: Convert to fraction form
    897,098/1,345,906.76 = 266,027.04/x
  3. Step 3: Cross multiply
    897,098x = 1,345,906.76 × 266,027.04
  4. Step 4: Simplify right side
    897,098x = 358,047,591,478.79
  5. Step 5: Solve for x
    x = 358,047,591,478.79/897,098
  6. Step 6: Final answer
    x = 399,117.59

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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.