Home / 875,796.50-1,313,694.75-210,948.50

Finding the Fourth Proportional to 875,796.50, 1,313,694.75 and 210,948.50

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Solution

The fourth proportional to 875,796.50, 1,313,694.75 and 210,948.50 is: 316,422.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,796.50 : 1,313,694.75 = 210,948.50 : x
  2. Step 2: Convert to fraction form
    875,796.50/1,313,694.75 = 210,948.50/x
  3. Step 3: Cross multiply
    875,796.50x = 1,313,694.75 × 210,948.50
  4. Step 4: Simplify right side
    875,796.50x = 277,121,936,970.38
  5. Step 5: Solve for x
    x = 277,121,936,970.38/875,796.50
  6. Step 6: Final answer
    x = 316,422.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.