Home / 1,088,089.20-1,632,364.20-329,868.40

Finding the Fourth Proportional to 1,088,089.20, 1,632,364.20 and 329,868.40

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Solution

The fourth proportional to 1,088,089.20, 1,632,364.20 and 329,868.40 is: 494,872.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,089.20 : 1,632,364.20 = 329,868.40 : x
  2. Step 2: Convert to fraction form
    1,088,089.20/1,632,364.20 = 329,868.40/x
  3. Step 3: Cross multiply
    1,088,089.20x = 1,632,364.20 × 329,868.40
  4. Step 4: Simplify right side
    1,088,089.20x = 538,465,366,871.28
  5. Step 5: Solve for x
    x = 538,465,366,871.28/1,088,089.20
  6. Step 6: Final answer
    x = 494,872.45

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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.