Home / 1,169,431.36-1,754,001.24-328,048.72

Finding the Fourth Proportional to 1,169,431.36, 1,754,001.24 and 328,048.72

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Solution

The fourth proportional to 1,169,431.36, 1,754,001.24 and 328,048.72 is: 492,032.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,431.36 : 1,754,001.24 = 328,048.72 : x
  2. Step 2: Convert to fraction form
    1,169,431.36/1,754,001.24 = 328,048.72/x
  3. Step 3: Cross multiply
    1,169,431.36x = 1,754,001.24 × 328,048.72
  4. Step 4: Simplify right side
    1,169,431.36x = 575,397,861,660.41
  5. Step 5: Solve for x
    x = 575,397,861,660.41/1,169,431.36
  6. Step 6: Final answer
    x = 492,032.18

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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.