Home / 408,747.20-564,120.24-247,597.52

Finding the Fourth Proportional to 408,747.20, 564,120.24 and 247,597.52

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Solution

The fourth proportional to 408,747.20, 564,120.24 and 247,597.52 is: 341,714.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,747.20 : 564,120.24 = 247,597.52 : x
  2. Step 2: Convert to fraction form
    408,747.20/564,120.24 = 247,597.52/x
  3. Step 3: Cross multiply
    408,747.20x = 564,120.24 × 247,597.52
  4. Step 4: Simplify right side
    408,747.20x = 139,674,772,405.81
  5. Step 5: Solve for x
    x = 139,674,772,405.81/408,747.20
  6. Step 6: Final answer
    x = 341,714.32

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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.