Home / 828,923.55-1,244,041.43-323,726.55

Finding the Fourth Proportional to 828,923.55, 1,244,041.43 and 323,726.55

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Solution

The fourth proportional to 828,923.55, 1,244,041.43 and 323,726.55 is: 485,846.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,923.55 : 1,244,041.43 = 323,726.55 : x
  2. Step 2: Convert to fraction form
    828,923.55/1,244,041.43 = 323,726.55/x
  3. Step 3: Cross multiply
    828,923.55x = 1,244,041.43 × 323,726.55
  4. Step 4: Simplify right side
    828,923.55x = 402,729,238,572.33
  5. Step 5: Solve for x
    x = 402,729,238,572.33/828,923.55
  6. Step 6: Final answer
    x = 485,846.06

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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.