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Finding the Fourth Proportional to 604,615.26, 906,175.50 and 305,181.24

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Solution

The fourth proportional to 604,615.26, 906,175.50 and 305,181.24 is: 457,394.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,615.26 : 906,175.50 = 305,181.24 : x
  2. Step 2: Convert to fraction form
    604,615.26/906,175.50 = 305,181.24/x
  3. Step 3: Cross multiply
    604,615.26x = 906,175.50 × 305,181.24
  4. Step 4: Simplify right side
    604,615.26x = 276,547,762,747.62
  5. Step 5: Solve for x
    x = 276,547,762,747.62/604,615.26
  6. Step 6: Final answer
    x = 457,394.61

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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.