Home / 744,887.58-1,117,223.82-239,382.57

Finding the Fourth Proportional to 744,887.58, 1,117,223.82 and 239,382.57

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Solution

The fourth proportional to 744,887.58, 1,117,223.82 and 239,382.57 is: 359,039.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,887.58 : 1,117,223.82 = 239,382.57 : x
  2. Step 2: Convert to fraction form
    744,887.58/1,117,223.82 = 239,382.57/x
  3. Step 3: Cross multiply
    744,887.58x = 1,117,223.82 × 239,382.57
  4. Step 4: Simplify right side
    744,887.58x = 267,443,913,486.41
  5. Step 5: Solve for x
    x = 267,443,913,486.41/744,887.58
  6. Step 6: Final answer
    x = 359,039.30

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1.5x scale

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.