Home / 454,174.93-626,731.32-272,894.50

Finding the Fourth Proportional to 454,174.93, 626,731.32 and 272,894.50

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Solution

The fourth proportional to 454,174.93, 626,731.32 and 272,894.50 is: 376,576.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,174.93 : 626,731.32 = 272,894.50 : x
  2. Step 2: Convert to fraction form
    454,174.93/626,731.32 = 272,894.50/x
  3. Step 3: Cross multiply
    454,174.93x = 626,731.32 × 272,894.50
  4. Step 4: Simplify right side
    454,174.93x = 171,031,530,205.74
  5. Step 5: Solve for x
    x = 171,031,530,205.74/454,174.93
  6. Step 6: Final answer
    x = 376,576.33

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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.