Home / 506,443.20-759,555.45-222,133.20

Finding the Fourth Proportional to 506,443.20, 759,555.45 and 222,133.20

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Solution

The fourth proportional to 506,443.20, 759,555.45 and 222,133.20 is: 333,151.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,443.20 : 759,555.45 = 222,133.20 : x
  2. Step 2: Convert to fraction form
    506,443.20/759,555.45 = 222,133.20/x
  3. Step 3: Cross multiply
    506,443.20x = 759,555.45 × 222,133.20
  4. Step 4: Simplify right side
    506,443.20x = 168,722,482,685.94
  5. Step 5: Solve for x
    x = 168,722,482,685.94/506,443.20
  6. Step 6: Final answer
    x = 333,151.84

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1.5x scale

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.