Home / 564,538.20-779,033.70-335,105.16

Finding the Fourth Proportional to 564,538.20, 779,033.70 and 335,105.16

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Solution

The fourth proportional to 564,538.20, 779,033.70 and 335,105.16 is: 462,427.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,538.20 : 779,033.70 = 335,105.16 : x
  2. Step 2: Convert to fraction form
    564,538.20/779,033.70 = 335,105.16/x
  3. Step 3: Cross multiply
    564,538.20x = 779,033.70 × 335,105.16
  4. Step 4: Simplify right side
    564,538.20x = 261,058,212,683.89
  5. Step 5: Solve for x
    x = 261,058,212,683.89/564,538.20
  6. Step 6: Final answer
    x = 462,427.90

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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.