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Finding the Fourth Proportional to 544,402.32, 751,292.56 and 302,695.08

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Solution

The fourth proportional to 544,402.32, 751,292.56 and 302,695.08 is: 417,728.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,402.32 : 751,292.56 = 302,695.08 : x
  2. Step 2: Convert to fraction form
    544,402.32/751,292.56 = 302,695.08/x
  3. Step 3: Cross multiply
    544,402.32x = 751,292.56 × 302,695.08
  4. Step 4: Simplify right side
    544,402.32x = 227,412,561,552.61
  5. Step 5: Solve for x
    x = 227,412,561,552.61/544,402.32
  6. Step 6: Final answer
    x = 417,728.86

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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.