Home / 411,520.74-567,772.62-268,228.50

Finding the Fourth Proportional to 411,520.74, 567,772.62 and 268,228.50

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Solution

The fourth proportional to 411,520.74, 567,772.62 and 268,228.50 is: 370,073.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,520.74 : 567,772.62 = 268,228.50 : x
  2. Step 2: Convert to fraction form
    411,520.74/567,772.62 = 268,228.50/x
  3. Step 3: Cross multiply
    411,520.74x = 567,772.62 × 268,228.50
  4. Step 4: Simplify right side
    411,520.74x = 152,292,798,203.67
  5. Step 5: Solve for x
    x = 152,292,798,203.67/411,520.74
  6. Step 6: Final answer
    x = 370,073.20

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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.