Home / 922,059.98-1,382,757.46-389,622.28

Finding the Fourth Proportional to 922,059.98, 1,382,757.46 and 389,622.28

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Solution

The fourth proportional to 922,059.98, 1,382,757.46 and 389,622.28 is: 584,292.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,059.98 : 1,382,757.46 = 389,622.28 : x
  2. Step 2: Convert to fraction form
    922,059.98/1,382,757.46 = 389,622.28/x
  3. Step 3: Cross multiply
    922,059.98x = 1,382,757.46 × 389,622.28
  4. Step 4: Simplify right side
    922,059.98x = 538,753,114,252.21
  5. Step 5: Solve for x
    x = 538,753,114,252.21/922,059.98
  6. Step 6: Final answer
    x = 584,292.92

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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.