Home / 466,026.28-643,185.30-284,842.60

Finding the Fourth Proportional to 466,026.28, 643,185.30 and 284,842.60

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Solution

The fourth proportional to 466,026.28, 643,185.30 and 284,842.60 is: 393,124.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,026.28 : 643,185.30 = 284,842.60 : x
  2. Step 2: Convert to fraction form
    466,026.28/643,185.30 = 284,842.60/x
  3. Step 3: Cross multiply
    466,026.28x = 643,185.30 × 284,842.60
  4. Step 4: Simplify right side
    466,026.28x = 183,206,573,133.78
  5. Step 5: Solve for x
    x = 183,206,573,133.78/466,026.28
  6. Step 6: Final answer
    x = 393,124.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.