Home / 955,009.31-1,432,358.24-280,932.93

Finding the Fourth Proportional to 955,009.31, 1,432,358.24 and 280,932.93

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Solution

The fourth proportional to 955,009.31, 1,432,358.24 and 280,932.93 is: 421,353.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,009.31 : 1,432,358.24 = 280,932.93 : x
  2. Step 2: Convert to fraction form
    955,009.31/1,432,358.24 = 280,932.93/x
  3. Step 3: Cross multiply
    955,009.31x = 1,432,358.24 × 280,932.93
  4. Step 4: Simplify right side
    955,009.31x = 402,396,595,768.18
  5. Step 5: Solve for x
    x = 402,396,595,768.18/955,009.31
  6. Step 6: Final answer
    x = 421,353.59

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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.