Home / 891,101.93-1,336,119.08-283,627.85

Finding the Fourth Proportional to 891,101.93, 1,336,119.08 and 283,627.85

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Solution

The fourth proportional to 891,101.93, 1,336,119.08 and 283,627.85 is: 425,271.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,101.93 : 1,336,119.08 = 283,627.85 : x
  2. Step 2: Convert to fraction form
    891,101.93/1,336,119.08 = 283,627.85/x
  3. Step 3: Cross multiply
    891,101.93x = 1,336,119.08 × 283,627.85
  4. Step 4: Simplify right side
    891,101.93x = 378,960,575,501.05
  5. Step 5: Solve for x
    x = 378,960,575,501.05/891,101.93
  6. Step 6: Final answer
    x = 425,271.86

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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.