Home / 873,440.28-1,308,060.90-498,326.04

Finding the Fourth Proportional to 873,440.28, 1,308,060.90 and 498,326.04

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Solution

The fourth proportional to 873,440.28, 1,308,060.90 and 498,326.04 is: 746,291.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,440.28 : 1,308,060.90 = 498,326.04 : x
  2. Step 2: Convert to fraction form
    873,440.28/1,308,060.90 = 498,326.04/x
  3. Step 3: Cross multiply
    873,440.28x = 1,308,060.90 × 498,326.04
  4. Step 4: Simplify right side
    873,440.28x = 651,840,808,375.84
  5. Step 5: Solve for x
    x = 651,840,808,375.84/873,440.28
  6. Step 6: Final answer
    x = 746,291.22

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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.