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Finding the Fourth Proportional to 601,381.92, 900,959.28 and 301,512.48

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Solution

The fourth proportional to 601,381.92, 900,959.28 and 301,512.48 is: 451,710.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,381.92 : 900,959.28 = 301,512.48 : x
  2. Step 2: Convert to fraction form
    601,381.92/900,959.28 = 301,512.48/x
  3. Step 3: Cross multiply
    601,381.92x = 900,959.28 × 301,512.48
  4. Step 4: Simplify right side
    601,381.92x = 271,650,466,891.81
  5. Step 5: Solve for x
    x = 271,650,466,891.81/601,381.92
  6. Step 6: Final answer
    x = 451,710.40

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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.