Home / 551,237.28-760,825.92-336,331.20

Finding the Fourth Proportional to 551,237.28, 760,825.92 and 336,331.20

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Solution

The fourth proportional to 551,237.28, 760,825.92 and 336,331.20 is: 464,209.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,237.28 : 760,825.92 = 336,331.20 : x
  2. Step 2: Convert to fraction form
    551,237.28/760,825.92 = 336,331.20/x
  3. Step 3: Cross multiply
    551,237.28x = 760,825.92 × 336,331.20
  4. Step 4: Simplify right side
    551,237.28x = 255,889,494,664.70
  5. Step 5: Solve for x
    x = 255,889,494,664.70/551,237.28
  6. Step 6: Final answer
    x = 464,209.34

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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.