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Finding the Fourth Proportional to 598,433.13, 897,647.54 and 243,363.69

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Solution

The fourth proportional to 598,433.13, 897,647.54 and 243,363.69 is: 365,044.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,433.13 : 897,647.54 = 243,363.69 : x
  2. Step 2: Convert to fraction form
    598,433.13/897,647.54 = 243,363.69/x
  3. Step 3: Cross multiply
    598,433.13x = 897,647.54 × 243,363.69
  4. Step 4: Simplify right side
    598,433.13x = 218,454,816,437.00
  5. Step 5: Solve for x
    x = 218,454,816,437.00/598,433.13
  6. Step 6: Final answer
    x = 365,044.66

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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.