Home / 784,844-1,177,277.08-223,878.50

Finding the Fourth Proportional to 784,844, 1,177,277.08 and 223,878.50

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Solution

The fourth proportional to 784,844, 1,177,277.08 and 223,878.50 is: 335,820.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,844 : 1,177,277.08 = 223,878.50 : x
  2. Step 2: Convert to fraction form
    784,844/1,177,277.08 = 223,878.50/x
  3. Step 3: Cross multiply
    784,844x = 1,177,277.08 × 223,878.50
  4. Step 4: Simplify right side
    784,844x = 263,567,026,754.78
  5. Step 5: Solve for x
    x = 263,567,026,754.78/784,844
  6. Step 6: Final answer
    x = 335,820.91

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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.