Home / 451,348.03-676,357.73-198,396.91

Finding the Fourth Proportional to 451,348.03, 676,357.73 and 198,396.91

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Solution

The fourth proportional to 451,348.03, 676,357.73 and 198,396.91 is: 297,303.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,348.03 : 676,357.73 = 198,396.91 : x
  2. Step 2: Convert to fraction form
    451,348.03/676,357.73 = 198,396.91/x
  3. Step 3: Cross multiply
    451,348.03x = 676,357.73 × 198,396.91
  4. Step 4: Simplify right side
    451,348.03x = 134,187,279,312.84
  5. Step 5: Solve for x
    x = 134,187,279,312.84/451,348.03
  6. Step 6: Final answer
    x = 297,303.35

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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.