Home / 976,135.77-1,463,860.62-292,818.87

Finding the Fourth Proportional to 976,135.77, 1,463,860.62 and 292,818.87

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Solution

The fourth proportional to 976,135.77, 1,463,860.62 and 292,818.87 is: 439,125.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,135.77 : 1,463,860.62 = 292,818.87 : x
  2. Step 2: Convert to fraction form
    976,135.77/1,463,860.62 = 292,818.87/x
  3. Step 3: Cross multiply
    976,135.77x = 1,463,860.62 × 292,818.87
  4. Step 4: Simplify right side
    976,135.77x = 428,646,012,585.90
  5. Step 5: Solve for x
    x = 428,646,012,585.90/976,135.77
  6. Step 6: Final answer
    x = 439,125.40

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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.