Home / 601,750.28-830,425.20-329,844.26

Finding the Fourth Proportional to 601,750.28, 830,425.20 and 329,844.26

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Solution

The fourth proportional to 601,750.28, 830,425.20 and 329,844.26 is: 455,190.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,750.28 : 830,425.20 = 329,844.26 : x
  2. Step 2: Convert to fraction form
    601,750.28/830,425.20 = 329,844.26/x
  3. Step 3: Cross multiply
    601,750.28x = 830,425.20 × 329,844.26
  4. Step 4: Simplify right side
    601,750.28x = 273,910,985,579.35
  5. Step 5: Solve for x
    x = 273,910,985,579.35/601,750.28
  6. Step 6: Final answer
    x = 455,190.46

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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.