Home / 976,274.93-1,465,356.95-471,191.47

Finding the Fourth Proportional to 976,274.93, 1,465,356.95 and 471,191.47

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Solution

The fourth proportional to 976,274.93, 1,465,356.95 and 471,191.47 is: 707,243.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,274.93 : 1,465,356.95 = 471,191.47 : x
  2. Step 2: Convert to fraction form
    976,274.93/1,465,356.95 = 471,191.47/x
  3. Step 3: Cross multiply
    976,274.93x = 1,465,356.95 × 471,191.47
  4. Step 4: Simplify right side
    976,274.93x = 690,463,692,859.80
  5. Step 5: Solve for x
    x = 690,463,692,859.80/976,274.93
  6. Step 6: Final answer
    x = 707,243.08

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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.