Home / 833,241.12-1,149,790.56-465,650.40

Finding the Fourth Proportional to 833,241.12, 1,149,790.56 and 465,650.40

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Solution

The fourth proportional to 833,241.12, 1,149,790.56 and 465,650.40 is: 642,551.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,241.12 : 1,149,790.56 = 465,650.40 : x
  2. Step 2: Convert to fraction form
    833,241.12/1,149,790.56 = 465,650.40/x
  3. Step 3: Cross multiply
    833,241.12x = 1,149,790.56 × 465,650.40
  4. Step 4: Simplify right side
    833,241.12x = 535,400,434,180.22
  5. Step 5: Solve for x
    x = 535,400,434,180.22/833,241.12
  6. Step 6: Final answer
    x = 642,551.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.