Home / 888,736.84-1,226,426.34-506,886.64

Finding the Fourth Proportional to 888,736.84, 1,226,426.34 and 506,886.64

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Solution

The fourth proportional to 888,736.84, 1,226,426.34 and 506,886.64 is: 699,486.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,736.84 : 1,226,426.34 = 506,886.64 : x
  2. Step 2: Convert to fraction form
    888,736.84/1,226,426.34 = 506,886.64/x
  3. Step 3: Cross multiply
    888,736.84x = 1,226,426.34 × 506,886.64
  4. Step 4: Simplify right side
    888,736.84x = 621,659,126,690.10
  5. Step 5: Solve for x
    x = 621,659,126,690.10/888,736.84
  6. Step 6: Final answer
    x = 699,486.17

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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.