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Finding the Fourth Proportional to 467,048, 644,526.96 and 265,844

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Solution

The fourth proportional to 467,048, 644,526.96 and 265,844 is: 366,865.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,048 : 644,526.96 = 265,844 : x
  2. Step 2: Convert to fraction form
    467,048/644,526.96 = 265,844/x
  3. Step 3: Cross multiply
    467,048x = 644,526.96 × 265,844
  4. Step 4: Simplify right side
    467,048x = 171,343,625,154.24
  5. Step 5: Solve for x
    x = 171,343,625,154.24/467,048
  6. Step 6: Final answer
    x = 366,865.13

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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.