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Finding the Fourth Proportional to 377,214.81, 565,892.15 and 124,512.89

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Solution

The fourth proportional to 377,214.81, 565,892.15 and 124,512.89 is: 186,792.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,214.81 : 565,892.15 = 124,512.89 : x
  2. Step 2: Convert to fraction form
    377,214.81/565,892.15 = 124,512.89/x
  3. Step 3: Cross multiply
    377,214.81x = 565,892.15 × 124,512.89
  4. Step 4: Simplify right side
    377,214.81x = 70,460,863,572.79
  5. Step 5: Solve for x
    x = 70,460,863,572.79/377,214.81
  6. Step 6: Final answer
    x = 186,792.41

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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.