Home / 941,731.20-1,413,374.40-437,068.80

Finding the Fourth Proportional to 941,731.20, 1,413,374.40 and 437,068.80

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Solution

The fourth proportional to 941,731.20, 1,413,374.40 and 437,068.80 is: 655,964.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,731.20 : 1,413,374.40 = 437,068.80 : x
  2. Step 2: Convert to fraction form
    941,731.20/1,413,374.40 = 437,068.80/x
  3. Step 3: Cross multiply
    941,731.20x = 1,413,374.40 × 437,068.80
  4. Step 4: Simplify right side
    941,731.20x = 617,741,852,958.72
  5. Step 5: Solve for x
    x = 617,741,852,958.72/941,731.20
  6. Step 6: Final answer
    x = 655,964.09

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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.