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Finding the Fourth Proportional to 579,757.52, 799,660.65 and 560,249.48

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Solution

The fourth proportional to 579,757.52, 799,660.65 and 560,249.48 is: 772,753.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,757.52 : 799,660.65 = 560,249.48 : x
  2. Step 2: Convert to fraction form
    579,757.52/799,660.65 = 560,249.48/x
  3. Step 3: Cross multiply
    579,757.52x = 799,660.65 × 560,249.48
  4. Step 4: Simplify right side
    579,757.52x = 448,009,463,338.96
  5. Step 5: Solve for x
    x = 448,009,463,338.96/579,757.52
  6. Step 6: Final answer
    x = 772,753.17

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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.