Home / 843,576.14-1,265,364.22-370,265.60

Finding the Fourth Proportional to 843,576.14, 1,265,364.22 and 370,265.60

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Solution

The fourth proportional to 843,576.14, 1,265,364.22 and 370,265.60 is: 555,398.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,576.14 : 1,265,364.22 = 370,265.60 : x
  2. Step 2: Convert to fraction form
    843,576.14/1,265,364.22 = 370,265.60/x
  3. Step 3: Cross multiply
    843,576.14x = 1,265,364.22 × 370,265.60
  4. Step 4: Simplify right side
    843,576.14x = 468,520,842,136.83
  5. Step 5: Solve for x
    x = 468,520,842,136.83/843,576.14
  6. Step 6: Final answer
    x = 555,398.40

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Similar ratio
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1.5x scale

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.