Home / 852,677.34-1,279,142.37-283,872.66

Finding the Fourth Proportional to 852,677.34, 1,279,142.37 and 283,872.66

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Solution

The fourth proportional to 852,677.34, 1,279,142.37 and 283,872.66 is: 425,851.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,677.34 : 1,279,142.37 = 283,872.66 : x
  2. Step 2: Convert to fraction form
    852,677.34/1,279,142.37 = 283,872.66/x
  3. Step 3: Cross multiply
    852,677.34x = 1,279,142.37 × 283,872.66
  4. Step 4: Simplify right side
    852,677.34x = 363,113,547,090.60
  5. Step 5: Solve for x
    x = 363,113,547,090.60/852,677.34
  6. Step 6: Final answer
    x = 425,851.06

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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.