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Finding the Fourth Proportional to 377,880.80, 566,804.79 and 141,225.53

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Solution

The fourth proportional to 377,880.80, 566,804.79 and 141,225.53 is: 211,832.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,880.80 : 566,804.79 = 141,225.53 : x
  2. Step 2: Convert to fraction form
    377,880.80/566,804.79 = 141,225.53/x
  3. Step 3: Cross multiply
    377,880.80x = 566,804.79 × 141,225.53
  4. Step 4: Simplify right side
    377,880.80x = 80,047,304,040.26
  5. Step 5: Solve for x
    x = 80,047,304,040.26/377,880.80
  6. Step 6: Final answer
    x = 211,832.16

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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.