Home / 720,464.98-1,080,884.17-383,227.96

Finding the Fourth Proportional to 720,464.98, 1,080,884.17 and 383,227.96

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Solution

The fourth proportional to 720,464.98, 1,080,884.17 and 383,227.96 is: 574,941.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,464.98 : 1,080,884.17 = 383,227.96 : x
  2. Step 2: Convert to fraction form
    720,464.98/1,080,884.17 = 383,227.96/x
  3. Step 3: Cross multiply
    720,464.98x = 1,080,884.17 × 383,227.96
  4. Step 4: Simplify right side
    720,464.98x = 414,225,035,465.39
  5. Step 5: Solve for x
    x = 414,225,035,465.39/720,464.98
  6. Step 6: Final answer
    x = 574,941.25

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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.