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Finding the Fourth Proportional to 565,291.04, 847,754.28 and 186,121.46

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Solution

The fourth proportional to 565,291.04, 847,754.28 and 186,121.46 is: 279,122.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,291.04 : 847,754.28 = 186,121.46 : x
  2. Step 2: Convert to fraction form
    565,291.04/847,754.28 = 186,121.46/x
  3. Step 3: Cross multiply
    565,291.04x = 847,754.28 × 186,121.46
  4. Step 4: Simplify right side
    565,291.04x = 157,785,266,434.24
  5. Step 5: Solve for x
    x = 157,785,266,434.24/565,291.04
  6. Step 6: Final answer
    x = 279,122.18

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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.