Home / 462,438.32-693,713.04-162,856.98

Finding the Fourth Proportional to 462,438.32, 693,713.04 and 162,856.98

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Solution

The fourth proportional to 462,438.32, 693,713.04 and 162,856.98 is: 244,305.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,438.32 : 693,713.04 = 162,856.98 : x
  2. Step 2: Convert to fraction form
    462,438.32/693,713.04 = 162,856.98/x
  3. Step 3: Cross multiply
    462,438.32x = 693,713.04 × 162,856.98
  4. Step 4: Simplify right side
    462,438.32x = 112,976,010,681.02
  5. Step 5: Solve for x
    x = 112,976,010,681.02/462,438.32
  6. Step 6: Final answer
    x = 244,305.04

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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.