Home / 443,849.90-611,793.14-346,882.50

Finding the Fourth Proportional to 443,849.90, 611,793.14 and 346,882.50

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Solution

The fourth proportional to 443,849.90, 611,793.14 and 346,882.50 is: 478,135.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,849.90 : 611,793.14 = 346,882.50 : x
  2. Step 2: Convert to fraction form
    443,849.90/611,793.14 = 346,882.50/x
  3. Step 3: Cross multiply
    443,849.90x = 611,793.14 × 346,882.50
  4. Step 4: Simplify right side
    443,849.90x = 212,220,332,151.64
  5. Step 5: Solve for x
    x = 212,220,332,151.64/443,849.90
  6. Step 6: Final answer
    x = 478,135.37

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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.