Home / 731,641.71-1,097,189.88-251,735.32

Finding the Fourth Proportional to 731,641.71, 1,097,189.88 and 251,735.32

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Solution

The fourth proportional to 731,641.71, 1,097,189.88 and 251,735.32 is: 377,509.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,641.71 : 1,097,189.88 = 251,735.32 : x
  2. Step 2: Convert to fraction form
    731,641.71/1,097,189.88 = 251,735.32/x
  3. Step 3: Cross multiply
    731,641.71x = 1,097,189.88 × 251,735.32
  4. Step 4: Simplify right side
    731,641.71x = 276,201,443,592.20
  5. Step 5: Solve for x
    x = 276,201,443,592.20/731,641.71
  6. Step 6: Final answer
    x = 377,509.15

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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.