Home / 744,999.60-1,117,499.40-272,024.40

Finding the Fourth Proportional to 744,999.60, 1,117,499.40 and 272,024.40

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Solution

The fourth proportional to 744,999.60, 1,117,499.40 and 272,024.40 is: 408,036.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,999.60 : 1,117,499.40 = 272,024.40 : x
  2. Step 2: Convert to fraction form
    744,999.60/1,117,499.40 = 272,024.40/x
  3. Step 3: Cross multiply
    744,999.60x = 1,117,499.40 × 272,024.40
  4. Step 4: Simplify right side
    744,999.60x = 303,987,103,785.36
  5. Step 5: Solve for x
    x = 303,987,103,785.36/744,999.60
  6. Step 6: Final answer
    x = 408,036.60

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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.