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Finding the Fourth Proportional to 524,162.29, 786,606.95 and 239,887.57

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Solution

The fourth proportional to 524,162.29, 786,606.95 and 239,887.57 is: 359,997.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,162.29 : 786,606.95 = 239,887.57 : x
  2. Step 2: Convert to fraction form
    524,162.29/786,606.95 = 239,887.57/x
  3. Step 3: Cross multiply
    524,162.29x = 786,606.95 × 239,887.57
  4. Step 4: Simplify right side
    524,162.29x = 188,697,229,780.61
  5. Step 5: Solve for x
    x = 188,697,229,780.61/524,162.29
  6. Step 6: Final answer
    x = 359,997.72

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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.