Home / 833,277.90-1,249,658.46-300,729.73

Finding the Fourth Proportional to 833,277.90, 1,249,658.46 and 300,729.73

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Solution

The fourth proportional to 833,277.90, 1,249,658.46 and 300,729.73 is: 451,001.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,277.90 : 1,249,658.46 = 300,729.73 : x
  2. Step 2: Convert to fraction form
    833,277.90/1,249,658.46 = 300,729.73/x
  3. Step 3: Cross multiply
    833,277.90x = 1,249,658.46 × 300,729.73
  4. Step 4: Simplify right side
    833,277.90x = 375,809,451,268.02
  5. Step 5: Solve for x
    x = 375,809,451,268.02/833,277.90
  6. Step 6: Final answer
    x = 451,001.34

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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.