Home / 409,739.24-614,601.54-156,951.20

Finding the Fourth Proportional to 409,739.24, 614,601.54 and 156,951.20

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Solution

The fourth proportional to 409,739.24, 614,601.54 and 156,951.20 is: 235,424.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,739.24 : 614,601.54 = 156,951.20 : x
  2. Step 2: Convert to fraction form
    409,739.24/614,601.54 = 156,951.20/x
  3. Step 3: Cross multiply
    409,739.24x = 614,601.54 × 156,951.20
  4. Step 4: Simplify right side
    409,739.24x = 96,462,449,224.85
  5. Step 5: Solve for x
    x = 96,462,449,224.85/409,739.24
  6. Step 6: Final answer
    x = 235,424.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.