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Finding the Fourth Proportional to 538,094.16, 742,574.97 and 296,377.61

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Solution

The fourth proportional to 538,094.16, 742,574.97 and 296,377.61 is: 409,003.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,094.16 : 742,574.97 = 296,377.61 : x
  2. Step 2: Convert to fraction form
    538,094.16/742,574.97 = 296,377.61/x
  3. Step 3: Cross multiply
    538,094.16x = 742,574.97 × 296,377.61
  4. Step 4: Simplify right side
    538,094.16x = 220,082,594,854.42
  5. Step 5: Solve for x
    x = 220,082,594,854.42/538,094.16
  6. Step 6: Final answer
    x = 409,003.87

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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.