Home / 833,285.42-1,249,670.14-300,739.04

Finding the Fourth Proportional to 833,285.42, 1,249,670.14 and 300,739.04

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Solution

The fourth proportional to 833,285.42, 1,249,670.14 and 300,739.04 is: 451,015.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,285.42 : 1,249,670.14 = 300,739.04 : x
  2. Step 2: Convert to fraction form
    833,285.42/1,249,670.14 = 300,739.04/x
  3. Step 3: Cross multiply
    833,285.42x = 1,249,670.14 × 300,739.04
  4. Step 4: Simplify right side
    833,285.42x = 375,824,598,220.27
  5. Step 5: Solve for x
    x = 375,824,598,220.27/833,285.42
  6. Step 6: Final answer
    x = 451,015.45

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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.