Home / 762,906.84-1,052,694.54-456,911.52

Finding the Fourth Proportional to 762,906.84, 1,052,694.54 and 456,911.52

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Solution

The fourth proportional to 762,906.84, 1,052,694.54 and 456,911.52 is: 630,467.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,906.84 : 1,052,694.54 = 456,911.52 : x
  2. Step 2: Convert to fraction form
    762,906.84/1,052,694.54 = 456,911.52/x
  3. Step 3: Cross multiply
    762,906.84x = 1,052,694.54 × 456,911.52
  4. Step 4: Simplify right side
    762,906.84x = 480,988,262,367.10
  5. Step 5: Solve for x
    x = 480,988,262,367.10/762,906.84
  6. Step 6: Final answer
    x = 630,467.89

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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.