Home / 773,913.90-1,068,005.87-429,755.43

Finding the Fourth Proportional to 773,913.90, 1,068,005.87 and 429,755.43

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Solution

The fourth proportional to 773,913.90, 1,068,005.87 and 429,755.43 is: 593,065.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,913.90 : 1,068,005.87 = 429,755.43 : x
  2. Step 2: Convert to fraction form
    773,913.90/1,068,005.87 = 429,755.43/x
  3. Step 3: Cross multiply
    773,913.90x = 1,068,005.87 × 429,755.43
  4. Step 4: Simplify right side
    773,913.90x = 458,981,321,904.37
  5. Step 5: Solve for x
    x = 458,981,321,904.37/773,913.90
  6. Step 6: Final answer
    x = 593,065.10

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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.