Home / 342,320.60-472,287.69-197,123.26

Finding the Fourth Proportional to 342,320.60, 472,287.69 and 197,123.26

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Solution

The fourth proportional to 342,320.60, 472,287.69 and 197,123.26 is: 271,964.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,320.60 : 472,287.69 = 197,123.26 : x
  2. Step 2: Convert to fraction form
    342,320.60/472,287.69 = 197,123.26/x
  3. Step 3: Cross multiply
    342,320.60x = 472,287.69 × 197,123.26
  4. Step 4: Simplify right side
    342,320.60x = 93,098,887,929.95
  5. Step 5: Solve for x
    x = 93,098,887,929.95/342,320.60
  6. Step 6: Final answer
    x = 271,964.03

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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.