Home / 408,023.40-563,060.98-226,730.60

Finding the Fourth Proportional to 408,023.40, 563,060.98 and 226,730.60

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Solution

The fourth proportional to 408,023.40, 563,060.98 and 226,730.60 is: 312,881.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,023.40 : 563,060.98 = 226,730.60 : x
  2. Step 2: Convert to fraction form
    408,023.40/563,060.98 = 226,730.60/x
  3. Step 3: Cross multiply
    408,023.40x = 563,060.98 × 226,730.60
  4. Step 4: Simplify right side
    408,023.40x = 127,663,153,831.99
  5. Step 5: Solve for x
    x = 127,663,153,831.99/408,023.40
  6. Step 6: Final answer
    x = 312,881.94

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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.