Home / 833,282.16-1,249,665.27-300,735.78

Finding the Fourth Proportional to 833,282.16, 1,249,665.27 and 300,735.78

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Solution

The fourth proportional to 833,282.16, 1,249,665.27 and 300,735.78 is: 451,010.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,282.16 : 1,249,665.27 = 300,735.78 : x
  2. Step 2: Convert to fraction form
    833,282.16/1,249,665.27 = 300,735.78/x
  3. Step 3: Cross multiply
    833,282.16x = 1,249,665.27 × 300,735.78
  4. Step 4: Simplify right side
    833,282.16x = 375,819,059,712.36
  5. Step 5: Solve for x
    x = 375,819,059,712.36/833,282.16
  6. Step 6: Final answer
    x = 451,010.57

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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.