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Finding the Fourth Proportional to 601,292.70, 829,751.85 and 329,346.54

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Solution

The fourth proportional to 601,292.70, 829,751.85 and 329,346.54 is: 454,480.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,292.70 : 829,751.85 = 329,346.54 : x
  2. Step 2: Convert to fraction form
    601,292.70/829,751.85 = 329,346.54/x
  3. Step 3: Cross multiply
    601,292.70x = 829,751.85 × 329,346.54
  4. Step 4: Simplify right side
    601,292.70x = 273,275,900,856.10
  5. Step 5: Solve for x
    x = 273,275,900,856.10/601,292.70
  6. Step 6: Final answer
    x = 454,480.66

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1.5x scale

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.