Home / 744,478.38-1,116,173.12-238,751.48

Finding the Fourth Proportional to 744,478.38, 1,116,173.12 and 238,751.48

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Solution

The fourth proportional to 744,478.38, 1,116,173.12 and 238,751.48 is: 357,952.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,478.38 : 1,116,173.12 = 238,751.48 : x
  2. Step 2: Convert to fraction form
    744,478.38/1,116,173.12 = 238,751.48/x
  3. Step 3: Cross multiply
    744,478.38x = 1,116,173.12 × 238,751.48
  4. Step 4: Simplify right side
    744,478.38x = 266,487,984,336.22
  5. Step 5: Solve for x
    x = 266,487,984,336.22/744,478.38
  6. Step 6: Final answer
    x = 357,952.62

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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.