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Finding the Fourth Proportional to 604,479.13, 906,685.89 and 183,722.20

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Solution

The fourth proportional to 604,479.13, 906,685.89 and 183,722.20 is: 275,573.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,479.13 : 906,685.89 = 183,722.20 : x
  2. Step 2: Convert to fraction form
    604,479.13/906,685.89 = 183,722.20/x
  3. Step 3: Cross multiply
    604,479.13x = 906,685.89 × 183,722.20
  4. Step 4: Simplify right side
    604,479.13x = 166,578,329,597.63
  5. Step 5: Solve for x
    x = 166,578,329,597.63/604,479.13
  6. Step 6: Final answer
    x = 275,573.33

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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.