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Finding the Fourth Proportional to 1,624.86, 2,437.14 and 529.24

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Solution

The fourth proportional to 1,624.86, 2,437.14 and 529.24 is: 793.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624.86 : 2,437.14 = 529.24 : x
  2. Step 2: Convert to fraction form
    1,624.86/2,437.14 = 529.24/x
  3. Step 3: Cross multiply
    1,624.86x = 2,437.14 × 529.24
  4. Step 4: Simplify right side
    1,624.86x = 1,289,831.97
  5. Step 5: Solve for x
    x = 1,289,831.97/1,624.86
  6. Step 6: Final answer
    x = 793.81

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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.