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Finding the Fourth Proportional to 601,574.52, 830,158.52 and 329,629.28

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Solution

The fourth proportional to 601,574.52, 830,158.52 and 329,629.28 is: 454,880.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,574.52 : 830,158.52 = 329,629.28 : x
  2. Step 2: Convert to fraction form
    601,574.52/830,158.52 = 329,629.28/x
  3. Step 3: Cross multiply
    601,574.52x = 830,158.52 × 329,629.28
  4. Step 4: Simplify right side
    601,574.52x = 273,644,549,434.53
  5. Step 5: Solve for x
    x = 273,644,549,434.53/601,574.52
  6. Step 6: Final answer
    x = 454,880.55

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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.