Home / 676,151.60-1,014,387.36-220,740.40

Finding the Fourth Proportional to 676,151.60, 1,014,387.36 and 220,740.40

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Solution

The fourth proportional to 676,151.60, 1,014,387.36 and 220,740.40 is: 331,162.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,151.60 : 1,014,387.36 = 220,740.40 : x
  2. Step 2: Convert to fraction form
    676,151.60/1,014,387.36 = 220,740.40/x
  3. Step 3: Cross multiply
    676,151.60x = 1,014,387.36 × 220,740.40
  4. Step 4: Simplify right side
    676,151.60x = 223,916,271,601.34
  5. Step 5: Solve for x
    x = 223,916,271,601.34/676,151.60
  6. Step 6: Final answer
    x = 331,162.82

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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.