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Finding the Fourth Proportional to 563,529.73, 777,750.75 and 348,738.97

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Solution

The fourth proportional to 563,529.73, 777,750.75 and 348,738.97 is: 481,309.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,529.73 : 777,750.75 = 348,738.97 : x
  2. Step 2: Convert to fraction form
    563,529.73/777,750.75 = 348,738.97/x
  3. Step 3: Cross multiply
    563,529.73x = 777,750.75 × 348,738.97
  4. Step 4: Simplify right side
    563,529.73x = 271,231,995,471.73
  5. Step 5: Solve for x
    x = 271,231,995,471.73/563,529.73
  6. Step 6: Final answer
    x = 481,309.11

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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.