Home / 1,087,928.88-1,632,188.63-329,795.10

Finding the Fourth Proportional to 1,087,928.88, 1,632,188.63 and 329,795.10

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Solution

The fourth proportional to 1,087,928.88, 1,632,188.63 and 329,795.10 is: 494,782.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,928.88 : 1,632,188.63 = 329,795.10 : x
  2. Step 2: Convert to fraction form
    1,087,928.88/1,632,188.63 = 329,795.10/x
  3. Step 3: Cross multiply
    1,087,928.88x = 1,632,188.63 × 329,795.10
  4. Step 4: Simplify right side
    1,087,928.88x = 538,287,812,449.71
  5. Step 5: Solve for x
    x = 538,287,812,449.71/1,087,928.88
  6. Step 6: Final answer
    x = 494,782.17

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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.