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Finding the Fourth Proportional to 594,667, 891,992.52 and 145,391.74

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Solution

The fourth proportional to 594,667, 891,992.52 and 145,391.74 is: 218,085.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,667 : 891,992.52 = 145,391.74 : x
  2. Step 2: Convert to fraction form
    594,667/891,992.52 = 145,391.74/x
  3. Step 3: Cross multiply
    594,667x = 891,992.52 × 145,391.74
  4. Step 4: Simplify right side
    594,667x = 129,688,344,549.79
  5. Step 5: Solve for x
    x = 129,688,344,549.79/594,667
  6. Step 6: Final answer
    x = 218,085.66

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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.