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Finding the Fourth Proportional to 604,039.62, 906,064.77 and 183,315.42

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Solution

The fourth proportional to 604,039.62, 906,064.77 and 183,315.42 is: 274,974.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,039.62 : 906,064.77 = 183,315.42 : x
  2. Step 2: Convert to fraction form
    604,039.62/906,064.77 = 183,315.42/x
  3. Step 3: Cross multiply
    604,039.62x = 906,064.77 × 183,315.42
  4. Step 4: Simplify right side
    604,039.62x = 166,095,643,859.75
  5. Step 5: Solve for x
    x = 166,095,643,859.75/604,039.62
  6. Step 6: Final answer
    x = 274,974.75

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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.