Home / 329,280.10-493,862.56-92,566.51

Finding the Fourth Proportional to 329,280.10, 493,862.56 and 92,566.51

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Solution

The fourth proportional to 329,280.10, 493,862.56 and 92,566.51 is: 138,833.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,280.10 : 493,862.56 = 92,566.51 : x
  2. Step 2: Convert to fraction form
    329,280.10/493,862.56 = 92,566.51/x
  3. Step 3: Cross multiply
    329,280.10x = 493,862.56 × 92,566.51
  4. Step 4: Simplify right side
    329,280.10x = 45,715,133,598.87
  5. Step 5: Solve for x
    x = 45,715,133,598.87/329,280.10
  6. Step 6: Final answer
    x = 138,833.58

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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.