Home / 600,990.41-829,366.86-329,075.15

Finding the Fourth Proportional to 600,990.41, 829,366.86 and 329,075.15

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Solution

The fourth proportional to 600,990.41, 829,366.86 and 329,075.15 is: 454,123.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,990.41 : 829,366.86 = 329,075.15 : x
  2. Step 2: Convert to fraction form
    600,990.41/829,366.86 = 329,075.15/x
  3. Step 3: Cross multiply
    600,990.41x = 829,366.86 × 329,075.15
  4. Step 4: Simplify right side
    600,990.41x = 272,924,021,786.11
  5. Step 5: Solve for x
    x = 272,924,021,786.11/600,990.41
  6. Step 6: Final answer
    x = 454,123.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.