Home / 976,141.78-1,463,869.62-292,824.88

Finding the Fourth Proportional to 976,141.78, 1,463,869.62 and 292,824.88

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Solution

The fourth proportional to 976,141.78, 1,463,869.62 and 292,824.88 is: 439,134.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,141.78 : 1,463,869.62 = 292,824.88 : x
  2. Step 2: Convert to fraction form
    976,141.78/1,463,869.62 = 292,824.88/x
  3. Step 3: Cross multiply
    976,141.78x = 1,463,869.62 × 292,824.88
  4. Step 4: Simplify right side
    976,141.78x = 428,657,445,812.15
  5. Step 5: Solve for x
    x = 428,657,445,812.15/976,141.78
  6. Step 6: Final answer
    x = 439,134.41

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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.