Home / 441,985.12-609,871.20-248,354.56

Finding the Fourth Proportional to 441,985.12, 609,871.20 and 248,354.56

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Solution

The fourth proportional to 441,985.12, 609,871.20 and 248,354.56 is: 342,690.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,985.12 : 609,871.20 = 248,354.56 : x
  2. Step 2: Convert to fraction form
    441,985.12/609,871.20 = 248,354.56/x
  3. Step 3: Cross multiply
    441,985.12x = 609,871.20 × 248,354.56
  4. Step 4: Simplify right side
    441,985.12x = 151,464,293,532.67
  5. Step 5: Solve for x
    x = 151,464,293,532.67/441,985.12
  6. Step 6: Final answer
    x = 342,690.93

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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.