Home / 903,287.44-1,246,446.85-521,437.24

Finding the Fourth Proportional to 903,287.44, 1,246,446.85 and 521,437.24

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Solution

The fourth proportional to 903,287.44, 1,246,446.85 and 521,437.24 is: 719,531.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,287.44 : 1,246,446.85 = 521,437.24 : x
  2. Step 2: Convert to fraction form
    903,287.44/1,246,446.85 = 521,437.24/x
  3. Step 3: Cross multiply
    903,287.44x = 1,246,446.85 × 521,437.24
  4. Step 4: Simplify right side
    903,287.44x = 649,943,805,270.69
  5. Step 5: Solve for x
    x = 649,943,805,270.69/903,287.44
  6. Step 6: Final answer
    x = 719,531.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.