Home / 891,680.05-1,337,504.59-359,187.47

Finding the Fourth Proportional to 891,680.05, 1,337,504.59 and 359,187.47

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Solution

The fourth proportional to 891,680.05, 1,337,504.59 and 359,187.47 is: 538,774.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,680.05 : 1,337,504.59 = 359,187.47 : x
  2. Step 2: Convert to fraction form
    891,680.05/1,337,504.59 = 359,187.47/x
  3. Step 3: Cross multiply
    891,680.05x = 1,337,504.59 × 359,187.47
  4. Step 4: Simplify right side
    891,680.05x = 480,414,889,795.49
  5. Step 5: Solve for x
    x = 480,414,889,795.49/891,680.05
  6. Step 6: Final answer
    x = 538,774.97

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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.