Home / 791,260.48-1,091,867.70-468,918.64

Finding the Fourth Proportional to 791,260.48, 1,091,867.70 and 468,918.64

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Solution

The fourth proportional to 791,260.48, 1,091,867.70 and 468,918.64 is: 647,065.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,260.48 : 1,091,867.70 = 468,918.64 : x
  2. Step 2: Convert to fraction form
    791,260.48/1,091,867.70 = 468,918.64/x
  3. Step 3: Cross multiply
    791,260.48x = 1,091,867.70 × 468,918.64
  4. Step 4: Simplify right side
    791,260.48x = 511,997,116,943.93
  5. Step 5: Solve for x
    x = 511,997,116,943.93/791,260.48
  6. Step 6: Final answer
    x = 647,065.20

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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.