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Finding the Fourth Proportional to 377,291.28, 565,875.39 and 110,989.53

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Solution

The fourth proportional to 377,291.28, 565,875.39 and 110,989.53 is: 166,466.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,291.28 : 565,875.39 = 110,989.53 : x
  2. Step 2: Convert to fraction form
    377,291.28/565,875.39 = 110,989.53/x
  3. Step 3: Cross multiply
    377,291.28x = 565,875.39 × 110,989.53
  4. Step 4: Simplify right side
    377,291.28x = 62,806,243,574.67
  5. Step 5: Solve for x
    x = 62,806,243,574.67/377,291.28
  6. Step 6: Final answer
    x = 166,466.19

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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.