Home / 891,808.57-1,337,851.97-292,633.35

Finding the Fourth Proportional to 891,808.57, 1,337,851.97 and 292,633.35

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Solution

The fourth proportional to 891,808.57, 1,337,851.97 and 292,633.35 is: 438,995.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,808.57 : 1,337,851.97 = 292,633.35 : x
  2. Step 2: Convert to fraction form
    891,808.57/1,337,851.97 = 292,633.35/x
  3. Step 3: Cross multiply
    891,808.57x = 1,337,851.97 × 292,633.35
  4. Step 4: Simplify right side
    891,808.57x = 391,500,103,785.20
  5. Step 5: Solve for x
    x = 391,500,103,785.20/891,808.57
  6. Step 6: Final answer
    x = 438,995.67

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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.