Home / 292,564.02-438,846.03-102,979.74

Finding the Fourth Proportional to 292,564.02, 438,846.03 and 102,979.74

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Solution

The fourth proportional to 292,564.02, 438,846.03 and 102,979.74 is: 154,469.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,564.02 : 438,846.03 = 102,979.74 : x
  2. Step 2: Convert to fraction form
    292,564.02/438,846.03 = 102,979.74/x
  3. Step 3: Cross multiply
    292,564.02x = 438,846.03 × 102,979.74
  4. Step 4: Simplify right side
    292,564.02x = 45,192,250,069.43
  5. Step 5: Solve for x
    x = 45,192,250,069.43/292,564.02
  6. Step 6: Final answer
    x = 154,469.61

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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.