Home / 976,274.18-1,465,355.82-471,190.72

Finding the Fourth Proportional to 976,274.18, 1,465,355.82 and 471,190.72

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Solution

The fourth proportional to 976,274.18, 1,465,355.82 and 471,190.72 is: 707,241.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,274.18 : 1,465,355.82 = 471,190.72 : x
  2. Step 2: Convert to fraction form
    976,274.18/1,465,355.82 = 471,190.72/x
  3. Step 3: Cross multiply
    976,274.18x = 1,465,355.82 × 471,190.72
  4. Step 4: Simplify right side
    976,274.18x = 690,462,060,013.80
  5. Step 5: Solve for x
    x = 690,462,060,013.80/976,274.18
  6. Step 6: Final answer
    x = 707,241.96

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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.