Home / 506,621.24-760,141.20-222,164.60

Finding the Fourth Proportional to 506,621.24, 760,141.20 and 222,164.60

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Solution

The fourth proportional to 506,621.24, 760,141.20 and 222,164.60 is: 333,338.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,621.24 : 760,141.20 = 222,164.60 : x
  2. Step 2: Convert to fraction form
    506,621.24/760,141.20 = 222,164.60/x
  3. Step 3: Cross multiply
    506,621.24x = 760,141.20 × 222,164.60
  4. Step 4: Simplify right side
    506,621.24x = 168,876,465,641.52
  5. Step 5: Solve for x
    x = 168,876,465,641.52/506,621.24
  6. Step 6: Final answer
    x = 333,338.70

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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.