Home / 737,468.10-1,105,831.67-429,819.12

Finding the Fourth Proportional to 737,468.10, 1,105,831.67 and 429,819.12

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Solution

The fourth proportional to 737,468.10, 1,105,831.67 and 429,819.12 is: 644,512.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,468.10 : 1,105,831.67 = 429,819.12 : x
  2. Step 2: Convert to fraction form
    737,468.10/1,105,831.67 = 429,819.12/x
  3. Step 3: Cross multiply
    737,468.10x = 1,105,831.67 × 429,819.12
  4. Step 4: Simplify right side
    737,468.10x = 475,307,593,118.44
  5. Step 5: Solve for x
    x = 475,307,593,118.44/737,468.10
  6. Step 6: Final answer
    x = 644,512.75

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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.