Home / 782,677.42-1,173,536.31-333,142.30

Finding the Fourth Proportional to 782,677.42, 1,173,536.31 and 333,142.30

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Solution

The fourth proportional to 782,677.42, 1,173,536.31 and 333,142.30 is: 499,509.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,677.42 : 1,173,536.31 = 333,142.30 : x
  2. Step 2: Convert to fraction form
    782,677.42/1,173,536.31 = 333,142.30/x
  3. Step 3: Cross multiply
    782,677.42x = 1,173,536.31 × 333,142.30
  4. Step 4: Simplify right side
    782,677.42x = 390,954,585,446.91
  5. Step 5: Solve for x
    x = 390,954,585,446.91/782,677.42
  6. Step 6: Final answer
    x = 499,509.22

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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.