Home / 808,634.88-1,116,274.83-522,294.62

Finding the Fourth Proportional to 808,634.88, 1,116,274.83 and 522,294.62

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Solution

The fourth proportional to 808,634.88, 1,116,274.83 and 522,294.62 is: 720,998.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,634.88 : 1,116,274.83 = 522,294.62 : x
  2. Step 2: Convert to fraction form
    808,634.88/1,116,274.83 = 522,294.62/x
  3. Step 3: Cross multiply
    808,634.88x = 1,116,274.83 × 522,294.62
  4. Step 4: Simplify right side
    808,634.88x = 583,024,338,150.42
  5. Step 5: Solve for x
    x = 583,024,338,150.42/808,634.88
  6. Step 6: Final answer
    x = 720,998.26

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1.5x scale

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.