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Finding the Fourth Proportional to 360,667.61, 497,726.54 and 207,733.26

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Solution

The fourth proportional to 360,667.61, 497,726.54 and 207,733.26 is: 286,674.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,667.61 : 497,726.54 = 207,733.26 : x
  2. Step 2: Convert to fraction form
    360,667.61/497,726.54 = 207,733.26/x
  3. Step 3: Cross multiply
    360,667.61x = 497,726.54 × 207,733.26
  4. Step 4: Simplify right side
    360,667.61x = 103,394,356,742.72
  5. Step 5: Solve for x
    x = 103,394,356,742.72/360,667.61
  6. Step 6: Final answer
    x = 286,674.92

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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.