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Finding the Fourth Proportional to 484,952.13, 669,254.58 and 270,092.16

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Solution

The fourth proportional to 484,952.13, 669,254.58 and 270,092.16 is: 372,738.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,952.13 : 669,254.58 = 270,092.16 : x
  2. Step 2: Convert to fraction form
    484,952.13/669,254.58 = 270,092.16/x
  3. Step 3: Cross multiply
    484,952.13x = 669,254.58 × 270,092.16
  4. Step 4: Simplify right side
    484,952.13x = 180,760,415,102.09
  5. Step 5: Solve for x
    x = 180,760,415,102.09/484,952.13
  6. Step 6: Final answer
    x = 372,738.68

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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.