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Finding the Fourth Proportional to 484,613.56, 727,069.16 and 248,122.28

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Solution

The fourth proportional to 484,613.56, 727,069.16 and 248,122.28 is: 372,259.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,613.56 : 727,069.16 = 248,122.28 : x
  2. Step 2: Convert to fraction form
    484,613.56/727,069.16 = 248,122.28/x
  3. Step 3: Cross multiply
    484,613.56x = 727,069.16 × 248,122.28
  4. Step 4: Simplify right side
    484,613.56x = 180,402,057,696.89
  5. Step 5: Solve for x
    x = 180,402,057,696.89/484,613.56
  6. Step 6: Final answer
    x = 372,259.62

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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.