Home / 542,684.57-748,949.54-301,045.05

Finding the Fourth Proportional to 542,684.57, 748,949.54 and 301,045.05

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Solution

The fourth proportional to 542,684.57, 748,949.54 and 301,045.05 is: 415,467.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,684.57 : 748,949.54 = 301,045.05 : x
  2. Step 2: Convert to fraction form
    542,684.57/748,949.54 = 301,045.05/x
  3. Step 3: Cross multiply
    542,684.57x = 748,949.54 × 301,045.05
  4. Step 4: Simplify right side
    542,684.57x = 225,467,550,211.55
  5. Step 5: Solve for x
    x = 225,467,550,211.55/542,684.57
  6. Step 6: Final answer
    x = 415,467.04

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1.5x scale

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.