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Finding the Fourth Proportional to 566,136.72, 849,347.64 and 211,162.32

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Solution

The fourth proportional to 566,136.72, 849,347.64 and 211,162.32 is: 316,796.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,136.72 : 849,347.64 = 211,162.32 : x
  2. Step 2: Convert to fraction form
    566,136.72/849,347.64 = 211,162.32/x
  3. Step 3: Cross multiply
    566,136.72x = 849,347.64 × 211,162.32
  4. Step 4: Simplify right side
    566,136.72x = 179,350,218,148.93
  5. Step 5: Solve for x
    x = 179,350,218,148.93/566,136.72
  6. Step 6: Final answer
    x = 316,796.65

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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.