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Finding the Fourth Proportional to 412,802.88, 569,749.76 and 267,788.32

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Solution

The fourth proportional to 412,802.88, 569,749.76 and 267,788.32 is: 369,600.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,802.88 : 569,749.76 = 267,788.32 : x
  2. Step 2: Convert to fraction form
    412,802.88/569,749.76 = 267,788.32/x
  3. Step 3: Cross multiply
    412,802.88x = 569,749.76 × 267,788.32
  4. Step 4: Simplify right side
    412,802.88x = 152,572,331,050.80
  5. Step 5: Solve for x
    x = 152,572,331,050.80/412,802.88
  6. Step 6: Final answer
    x = 369,600.94

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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.