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Finding the Fourth Proportional to 653,478.33, 901,788.75 and 363,092.58

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Solution

The fourth proportional to 653,478.33, 901,788.75 and 363,092.58 is: 501,061.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,478.33 : 901,788.75 = 363,092.58 : x
  2. Step 2: Convert to fraction form
    653,478.33/901,788.75 = 363,092.58/x
  3. Step 3: Cross multiply
    653,478.33x = 901,788.75 × 363,092.58
  4. Step 4: Simplify right side
    653,478.33x = 327,432,803,852.48
  5. Step 5: Solve for x
    x = 327,432,803,852.48/653,478.33
  6. Step 6: Final answer
    x = 501,061.46

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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.