Home / 917,602.34-1,375,645.66-404,902.42

Finding the Fourth Proportional to 917,602.34, 1,375,645.66 and 404,902.42

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Solution

The fourth proportional to 917,602.34, 1,375,645.66 and 404,902.42 is: 607,019.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,602.34 : 1,375,645.66 = 404,902.42 : x
  2. Step 2: Convert to fraction form
    917,602.34/1,375,645.66 = 404,902.42/x
  3. Step 3: Cross multiply
    917,602.34x = 1,375,645.66 × 404,902.42
  4. Step 4: Simplify right side
    917,602.34x = 557,002,256,796.50
  5. Step 5: Solve for x
    x = 557,002,256,796.50/917,602.34
  6. Step 6: Final answer
    x = 607,019.22

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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.