Home / 748,255.54-1,122,549.16-215,735.02

Finding the Fourth Proportional to 748,255.54, 1,122,549.16 and 215,735.02

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Solution

The fourth proportional to 748,255.54, 1,122,549.16 and 215,735.02 is: 323,650.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,255.54 : 1,122,549.16 = 215,735.02 : x
  2. Step 2: Convert to fraction form
    748,255.54/1,122,549.16 = 215,735.02/x
  3. Step 3: Cross multiply
    748,255.54x = 1,122,549.16 × 215,735.02
  4. Step 4: Simplify right side
    748,255.54x = 242,173,165,483.58
  5. Step 5: Solve for x
    x = 242,173,165,483.58/748,255.54
  6. Step 6: Final answer
    x = 323,650.35

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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.