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Finding the Fourth Proportional to 569,282.16, 785,562.12 and 314,633.36

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Solution

The fourth proportional to 569,282.16, 785,562.12 and 314,633.36 is: 434,167.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,282.16 : 785,562.12 = 314,633.36 : x
  2. Step 2: Convert to fraction form
    569,282.16/785,562.12 = 314,633.36/x
  3. Step 3: Cross multiply
    569,282.16x = 785,562.12 × 314,633.36
  4. Step 4: Simplify right side
    569,282.16x = 247,164,049,304.32
  5. Step 5: Solve for x
    x = 247,164,049,304.32/569,282.16
  6. Step 6: Final answer
    x = 434,167.92

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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.