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Finding the Fourth Proportional to 377,851.60, 566,701.62 and 185,645.80

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Solution

The fourth proportional to 377,851.60, 566,701.62 and 185,645.80 is: 278,431.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,851.60 : 566,701.62 = 185,645.80 : x
  2. Step 2: Convert to fraction form
    377,851.60/566,701.62 = 185,645.80/x
  3. Step 3: Cross multiply
    377,851.60x = 566,701.62 × 185,645.80
  4. Step 4: Simplify right side
    377,851.60x = 105,205,775,606.20
  5. Step 5: Solve for x
    x = 105,205,775,606.20/377,851.60
  6. Step 6: Final answer
    x = 278,431.47

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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.