Home / 1,172,605.76-1,758,760.80-498,956.48

Finding the Fourth Proportional to 1,172,605.76, 1,758,760.80 and 498,956.48

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Solution

The fourth proportional to 1,172,605.76, 1,758,760.80 and 498,956.48 is: 748,371.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,605.76 : 1,758,760.80 = 498,956.48 : x
  2. Step 2: Convert to fraction form
    1,172,605.76/1,758,760.80 = 498,956.48/x
  3. Step 3: Cross multiply
    1,172,605.76x = 1,758,760.80 × 498,956.48
  4. Step 4: Simplify right side
    1,172,605.76x = 877,545,097,929.98
  5. Step 5: Solve for x
    x = 877,545,097,929.98/1,172,605.76
  6. Step 6: Final answer
    x = 748,371.81

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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.