Home / 954,963.76-1,432,077.45-422,192.38

Finding the Fourth Proportional to 954,963.76, 1,432,077.45 and 422,192.38

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Solution

The fourth proportional to 954,963.76, 1,432,077.45 and 422,192.38 is: 633,125.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,963.76 : 1,432,077.45 = 422,192.38 : x
  2. Step 2: Convert to fraction form
    954,963.76/1,432,077.45 = 422,192.38/x
  3. Step 3: Cross multiply
    954,963.76x = 1,432,077.45 × 422,192.38
  4. Step 4: Simplify right side
    954,963.76x = 604,612,186,959.83
  5. Step 5: Solve for x
    x = 604,612,186,959.83/954,963.76
  6. Step 6: Final answer
    x = 633,125.79

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1.5x scale

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.