Home / 983,595.25-1,474,407.91-383,731.12

Finding the Fourth Proportional to 983,595.25, 1,474,407.91 and 383,731.12

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Solution

The fourth proportional to 983,595.25, 1,474,407.91 and 383,731.12 is: 575,212.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,595.25 : 1,474,407.91 = 383,731.12 : x
  2. Step 2: Convert to fraction form
    983,595.25/1,474,407.91 = 383,731.12/x
  3. Step 3: Cross multiply
    983,595.25x = 1,474,407.91 × 383,731.12
  4. Step 4: Simplify right side
    983,595.25x = 565,776,198,641.16
  5. Step 5: Solve for x
    x = 565,776,198,641.16/983,595.25
  6. Step 6: Final answer
    x = 575,212.41

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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.