Home / 737,732.60-1,106,598.90-485,790.20

Finding the Fourth Proportional to 737,732.60, 1,106,598.90 and 485,790.20

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Solution

The fourth proportional to 737,732.60, 1,106,598.90 and 485,790.20 is: 728,685.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,732.60 : 1,106,598.90 = 485,790.20 : x
  2. Step 2: Convert to fraction form
    737,732.60/1,106,598.90 = 485,790.20/x
  3. Step 3: Cross multiply
    737,732.60x = 1,106,598.90 × 485,790.20
  4. Step 4: Simplify right side
    737,732.60x = 537,574,900,950.78
  5. Step 5: Solve for x
    x = 537,574,900,950.78/737,732.60
  6. Step 6: Final answer
    x = 728,685.30

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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.