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Finding the Fourth Proportional to 663,277.40, 995,304.90 and 242,595.80

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Solution

The fourth proportional to 663,277.40, 995,304.90 and 242,595.80 is: 364,035.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,277.40 : 995,304.90 = 242,595.80 : x
  2. Step 2: Convert to fraction form
    663,277.40/995,304.90 = 242,595.80/x
  3. Step 3: Cross multiply
    663,277.40x = 995,304.90 × 242,595.80
  4. Step 4: Simplify right side
    663,277.40x = 241,456,788,459.42
  5. Step 5: Solve for x
    x = 241,456,788,459.42/663,277.40
  6. Step 6: Final answer
    x = 364,035.90

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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.