Home / 382,904.82-528,572.00-272,594.57

Finding the Fourth Proportional to 382,904.82, 528,572.00 and 272,594.57

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Solution

The fourth proportional to 382,904.82, 528,572.00 and 272,594.57 is: 376,296.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,904.82 : 528,572.00 = 272,594.57 : x
  2. Step 2: Convert to fraction form
    382,904.82/528,572.00 = 272,594.57/x
  3. Step 3: Cross multiply
    382,904.82x = 528,572.00 × 272,594.57
  4. Step 4: Simplify right side
    382,904.82x = 144,085,855,092.67
  5. Step 5: Solve for x
    x = 144,085,855,092.67/382,904.82
  6. Step 6: Final answer
    x = 376,296.79

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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.