Home / 335,032.20-502,548.30-147,947.40

Finding the Fourth Proportional to 335,032.20, 502,548.30 and 147,947.40

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Solution

The fourth proportional to 335,032.20, 502,548.30 and 147,947.40 is: 221,921.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,032.20 : 502,548.30 = 147,947.40 : x
  2. Step 2: Convert to fraction form
    335,032.20/502,548.30 = 147,947.40/x
  3. Step 3: Cross multiply
    335,032.20x = 502,548.30 × 147,947.40
  4. Step 4: Simplify right side
    335,032.20x = 74,350,714,359.42
  5. Step 5: Solve for x
    x = 74,350,714,359.42/335,032.20
  6. Step 6: Final answer
    x = 221,921.10

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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.