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Finding the Fourth Proportional to 601,069.13, 829,485.60 and 329,132.69

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Solution

The fourth proportional to 601,069.13, 829,485.60 and 329,132.69 is: 454,208.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,069.13 : 829,485.60 = 329,132.69 : x
  2. Step 2: Convert to fraction form
    601,069.13/829,485.60 = 329,132.69/x
  3. Step 3: Cross multiply
    601,069.13x = 829,485.60 × 329,132.69
  4. Step 4: Simplify right side
    601,069.13x = 273,010,826,844.26
  5. Step 5: Solve for x
    x = 273,010,826,844.26/601,069.13
  6. Step 6: Final answer
    x = 454,208.70

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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.