Home / 346,025.28-477,514.08-195,121.20

Finding the Fourth Proportional to 346,025.28, 477,514.08 and 195,121.20

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Solution

The fourth proportional to 346,025.28, 477,514.08 and 195,121.20 is: 269,266.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,025.28 : 477,514.08 = 195,121.20 : x
  2. Step 2: Convert to fraction form
    346,025.28/477,514.08 = 195,121.20/x
  3. Step 3: Cross multiply
    346,025.28x = 477,514.08 × 195,121.20
  4. Step 4: Simplify right side
    346,025.28x = 93,173,120,306.50
  5. Step 5: Solve for x
    x = 93,173,120,306.50/346,025.28
  6. Step 6: Final answer
    x = 269,266.80

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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.