Home / 835,468.42-1,252,080.07-455,820.25

Finding the Fourth Proportional to 835,468.42, 1,252,080.07 and 455,820.25

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Solution

The fourth proportional to 835,468.42, 1,252,080.07 and 455,820.25 is: 683,117.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,468.42 : 1,252,080.07 = 455,820.25 : x
  2. Step 2: Convert to fraction form
    835,468.42/1,252,080.07 = 455,820.25/x
  3. Step 3: Cross multiply
    835,468.42x = 1,252,080.07 × 455,820.25
  4. Step 4: Simplify right side
    835,468.42x = 570,723,450,527.42
  5. Step 5: Solve for x
    x = 570,723,450,527.42/835,468.42
  6. Step 6: Final answer
    x = 683,117.92

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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.