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Finding the Fourth Proportional to 1,499.65, 2,248.68 and 525.52

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Solution

The fourth proportional to 1,499.65, 2,248.68 and 525.52 is: 788.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499.65 : 2,248.68 = 525.52 : x
  2. Step 2: Convert to fraction form
    1,499.65/2,248.68 = 525.52/x
  3. Step 3: Cross multiply
    1,499.65x = 2,248.68 × 525.52
  4. Step 4: Simplify right side
    1,499.65x = 1,181,726.31
  5. Step 5: Solve for x
    x = 1,181,726.31/1,499.65
  6. Step 6: Final answer
    x = 788.00

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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.