Home / 828,835.42-1,143,791.24-466,259.56

Finding the Fourth Proportional to 828,835.42, 1,143,791.24 and 466,259.56

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Solution

The fourth proportional to 828,835.42, 1,143,791.24 and 466,259.56 is: 643,437.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,835.42 : 1,143,791.24 = 466,259.56 : x
  2. Step 2: Convert to fraction form
    828,835.42/1,143,791.24 = 466,259.56/x
  3. Step 3: Cross multiply
    828,835.42x = 1,143,791.24 × 466,259.56
  4. Step 4: Simplify right side
    828,835.42x = 533,303,600,294.25
  5. Step 5: Solve for x
    x = 533,303,600,294.25/828,835.42
  6. Step 6: Final answer
    x = 643,437.27

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Double scale
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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.