Home / 833,119.36-1,249,420.73-300,571.18

Finding the Fourth Proportional to 833,119.36, 1,249,420.73 and 300,571.18

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Solution

The fourth proportional to 833,119.36, 1,249,420.73 and 300,571.18 is: 450,763.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,119.36 : 1,249,420.73 = 300,571.18 : x
  2. Step 2: Convert to fraction form
    833,119.36/1,249,420.73 = 300,571.18/x
  3. Step 3: Cross multiply
    833,119.36x = 1,249,420.73 × 300,571.18
  4. Step 4: Simplify right side
    833,119.36x = 375,539,863,132.56
  5. Step 5: Solve for x
    x = 375,539,863,132.56/833,119.36
  6. Step 6: Final answer
    x = 450,763.58

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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.