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Finding the Fourth Proportional to 461,376.35, 692,100.75 and 124,411.92

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Solution

The fourth proportional to 461,376.35, 692,100.75 and 124,411.92 is: 186,627.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,376.35 : 692,100.75 = 124,411.92 : x
  2. Step 2: Convert to fraction form
    461,376.35/692,100.75 = 124,411.92/x
  3. Step 3: Cross multiply
    461,376.35x = 692,100.75 × 124,411.92
  4. Step 4: Simplify right side
    461,376.35x = 86,105,583,140.94
  5. Step 5: Solve for x
    x = 86,105,583,140.94/461,376.35
  6. Step 6: Final answer
    x = 186,627.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.