Home / 443,385.25-611,652.43-262,009.44

Finding the Fourth Proportional to 443,385.25, 611,652.43 and 262,009.44

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Solution

The fourth proportional to 443,385.25, 611,652.43 and 262,009.44 is: 361,443.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,385.25 : 611,652.43 = 262,009.44 : x
  2. Step 2: Convert to fraction form
    443,385.25/611,652.43 = 262,009.44/x
  3. Step 3: Cross multiply
    443,385.25x = 611,652.43 × 262,009.44
  4. Step 4: Simplify right side
    443,385.25x = 160,258,710,986.45
  5. Step 5: Solve for x
    x = 160,258,710,986.45/443,385.25
  6. Step 6: Final answer
    x = 361,443.49

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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.