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Finding the Fourth Proportional to 292,422.62, 437,635.91 and 245,091.15

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Solution

The fourth proportional to 292,422.62, 437,635.91 and 245,091.15 is: 366,800.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,422.62 : 437,635.91 = 245,091.15 : x
  2. Step 2: Convert to fraction form
    292,422.62/437,635.91 = 245,091.15/x
  3. Step 3: Cross multiply
    292,422.62x = 437,635.91 × 245,091.15
  4. Step 4: Simplify right side
    292,422.62x = 107,260,689,075.92
  5. Step 5: Solve for x
    x = 107,260,689,075.92/292,422.62
  6. Step 6: Final answer
    x = 366,800.24

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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.