Home / 835,998.65-1,253,602.96-323,903.69

Finding the Fourth Proportional to 835,998.65, 1,253,602.96 and 323,903.69

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Solution

The fourth proportional to 835,998.65, 1,253,602.96 and 323,903.69 is: 485,702.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,998.65 : 1,253,602.96 = 323,903.69 : x
  2. Step 2: Convert to fraction form
    835,998.65/1,253,602.96 = 323,903.69/x
  3. Step 3: Cross multiply
    835,998.65x = 1,253,602.96 × 323,903.69
  4. Step 4: Simplify right side
    835,998.65x = 406,046,627,450.80
  5. Step 5: Solve for x
    x = 406,046,627,450.80/835,998.65
  6. Step 6: Final answer
    x = 485,702.49

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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.