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Finding the Fourth Proportional to 270,870.26, 373,676.90 and 175,407.71

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Solution

The fourth proportional to 270,870.26, 373,676.90 and 175,407.71 is: 241,982.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,870.26 : 373,676.90 = 175,407.71 : x
  2. Step 2: Convert to fraction form
    270,870.26/373,676.90 = 175,407.71/x
  3. Step 3: Cross multiply
    270,870.26x = 373,676.90 × 175,407.71
  4. Step 4: Simplify right side
    270,870.26x = 65,545,806,563.48
  5. Step 5: Solve for x
    x = 65,545,806,563.48/270,870.26
  6. Step 6: Final answer
    x = 241,982.30

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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.