Home / 385,345.44-576,599.04-232,999.20

Finding the Fourth Proportional to 385,345.44, 576,599.04 and 232,999.20

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Solution

The fourth proportional to 385,345.44, 576,599.04 and 232,999.20 is: 348,640.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,345.44 : 576,599.04 = 232,999.20 : x
  2. Step 2: Convert to fraction form
    385,345.44/576,599.04 = 232,999.20/x
  3. Step 3: Cross multiply
    385,345.44x = 576,599.04 × 232,999.20
  4. Step 4: Simplify right side
    385,345.44x = 134,347,115,040.77
  5. Step 5: Solve for x
    x = 134,347,115,040.77/385,345.44
  6. Step 6: Final answer
    x = 348,640.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.