Home / 635,317.26-876,731.76-348,834.84

Finding the Fourth Proportional to 635,317.26, 876,731.76 and 348,834.84

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Solution

The fourth proportional to 635,317.26, 876,731.76 and 348,834.84 is: 481,388.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,317.26 : 876,731.76 = 348,834.84 : x
  2. Step 2: Convert to fraction form
    635,317.26/876,731.76 = 348,834.84/x
  3. Step 3: Cross multiply
    635,317.26x = 876,731.76 × 348,834.84
  4. Step 4: Simplify right side
    635,317.26x = 305,834,583,222.52
  5. Step 5: Solve for x
    x = 305,834,583,222.52/635,317.26
  6. Step 6: Final answer
    x = 481,388.75

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1.5x scale

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.