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Finding the Fourth Proportional to 564,535.95, 779,030.60 and 335,102.91

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Solution

The fourth proportional to 564,535.95, 779,030.60 and 335,102.91 is: 462,424.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,535.95 : 779,030.60 = 335,102.91 : x
  2. Step 2: Convert to fraction form
    564,535.95/779,030.60 = 335,102.91/x
  3. Step 3: Cross multiply
    564,535.95x = 779,030.60 × 335,102.91
  4. Step 4: Simplify right side
    564,535.95x = 261,055,419,363.53
  5. Step 5: Solve for x
    x = 261,055,419,363.53/564,535.95
  6. Step 6: Final answer
    x = 462,424.79

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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.