Home / 891,467.07-1,337,186.03-358,974.69

Finding the Fourth Proportional to 891,467.07, 1,337,186.03 and 358,974.69

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Solution

The fourth proportional to 891,467.07, 1,337,186.03 and 358,974.69 is: 538,456.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,467.07 : 1,337,186.03 = 358,974.69 : x
  2. Step 2: Convert to fraction form
    891,467.07/1,337,186.03 = 358,974.69/x
  3. Step 3: Cross multiply
    891,467.07x = 1,337,186.03 × 358,974.69
  4. Step 4: Simplify right side
    891,467.07x = 480,015,938,796.71
  5. Step 5: Solve for x
    x = 480,015,938,796.71/891,467.07
  6. Step 6: Final answer
    x = 538,456.16

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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.