Home / 847,374.04-1,271,104.80-216,293.32

Finding the Fourth Proportional to 847,374.04, 1,271,104.80 and 216,293.32

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Solution

The fourth proportional to 847,374.04, 1,271,104.80 and 216,293.32 is: 324,451.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,374.04 : 1,271,104.80 = 216,293.32 : x
  2. Step 2: Convert to fraction form
    847,374.04/1,271,104.80 = 216,293.32/x
  3. Step 3: Cross multiply
    847,374.04x = 1,271,104.80 × 216,293.32
  4. Step 4: Simplify right side
    847,374.04x = 274,931,469,822.95
  5. Step 5: Solve for x
    x = 274,931,469,822.95/847,374.04
  6. Step 6: Final answer
    x = 324,451.14

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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.