Home / 601,760.18-830,435.61-329,822.12

Finding the Fourth Proportional to 601,760.18, 830,435.61 and 329,822.12

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Solution

The fourth proportional to 601,760.18, 830,435.61 and 329,822.12 is: 455,158.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,760.18 : 830,435.61 = 329,822.12 : x
  2. Step 2: Convert to fraction form
    601,760.18/830,435.61 = 329,822.12/x
  3. Step 3: Cross multiply
    601,760.18x = 830,435.61 × 329,822.12
  4. Step 4: Simplify right side
    601,760.18x = 273,896,029,261.52
  5. Step 5: Solve for x
    x = 273,896,029,261.52/601,760.18
  6. Step 6: Final answer
    x = 455,158.12

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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.