Home / 843,882.78-1,164,587.84-461,909.86

Finding the Fourth Proportional to 843,882.78, 1,164,587.84 and 461,909.86

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Solution

The fourth proportional to 843,882.78, 1,164,587.84 and 461,909.86 is: 637,451.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,882.78 : 1,164,587.84 = 461,909.86 : x
  2. Step 2: Convert to fraction form
    843,882.78/1,164,587.84 = 461,909.86/x
  3. Step 3: Cross multiply
    843,882.78x = 1,164,587.84 × 461,909.86
  4. Step 4: Simplify right side
    843,882.78x = 537,934,606,132.10
  5. Step 5: Solve for x
    x = 537,934,606,132.10/843,882.78
  6. Step 6: Final answer
    x = 637,451.81

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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.