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Finding the Fourth Proportional to 459,750.81, 634,446.27 and 266,166.66

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Solution

The fourth proportional to 459,750.81, 634,446.27 and 266,166.66 is: 367,304.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,750.81 : 634,446.27 = 266,166.66 : x
  2. Step 2: Convert to fraction form
    459,750.81/634,446.27 = 266,166.66/x
  3. Step 3: Cross multiply
    459,750.81x = 634,446.27 × 266,166.66
  4. Step 4: Simplify right side
    459,750.81x = 168,868,444,635.36
  5. Step 5: Solve for x
    x = 168,868,444,635.36/459,750.81
  6. Step 6: Final answer
    x = 367,304.29

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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.