Home / 791,838.84-1,092,690.54-469,579.32

Finding the Fourth Proportional to 791,838.84, 1,092,690.54 and 469,579.32

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Solution

The fourth proportional to 791,838.84, 1,092,690.54 and 469,579.32 is: 647,991.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,838.84 : 1,092,690.54 = 469,579.32 : x
  2. Step 2: Convert to fraction form
    791,838.84/1,092,690.54 = 469,579.32/x
  3. Step 3: Cross multiply
    791,838.84x = 1,092,690.54 × 469,579.32
  4. Step 4: Simplify right side
    791,838.84x = 513,104,880,743.63
  5. Step 5: Solve for x
    x = 513,104,880,743.63/791,838.84
  6. Step 6: Final answer
    x = 647,991.55

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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.