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Finding the Fourth Proportional to 544,510.38, 751,388.76 and 302,783.97

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Solution

The fourth proportional to 544,510.38, 751,388.76 and 302,783.97 is: 417,822.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,510.38 : 751,388.76 = 302,783.97 : x
  2. Step 2: Convert to fraction form
    544,510.38/751,388.76 = 302,783.97/x
  3. Step 3: Cross multiply
    544,510.38x = 751,388.76 × 302,783.97
  4. Step 4: Simplify right side
    544,510.38x = 227,508,471,766.18
  5. Step 5: Solve for x
    x = 227,508,471,766.18/544,510.38
  6. Step 6: Final answer
    x = 417,822.10

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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.