Home / 967,384-1,451,108.48-434,906.72

Finding the Fourth Proportional to 967,384, 1,451,108.48 and 434,906.72

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Solution

The fourth proportional to 967,384, 1,451,108.48 and 434,906.72 is: 652,374.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,384 : 1,451,108.48 = 434,906.72 : x
  2. Step 2: Convert to fraction form
    967,384/1,451,108.48 = 434,906.72/x
  3. Step 3: Cross multiply
    967,384x = 1,451,108.48 × 434,906.72
  4. Step 4: Simplify right side
    967,384x = 631,096,829,400.99
  5. Step 5: Solve for x
    x = 631,096,829,400.99/967,384
  6. Step 6: Final answer
    x = 652,374.68

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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.