Home / 439,280.20-606,244.26-248,327.56

Finding the Fourth Proportional to 439,280.20, 606,244.26 and 248,327.56

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Solution

The fourth proportional to 439,280.20, 606,244.26 and 248,327.56 is: 342,713.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,280.20 : 606,244.26 = 248,327.56 : x
  2. Step 2: Convert to fraction form
    439,280.20/606,244.26 = 248,327.56/x
  3. Step 3: Cross multiply
    439,280.20x = 606,244.26 × 248,327.56
  4. Step 4: Simplify right side
    439,280.20x = 150,547,157,849.81
  5. Step 5: Solve for x
    x = 150,547,157,849.81/439,280.20
  6. Step 6: Final answer
    x = 342,713.28

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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.