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Finding the Fourth Proportional to 604,012.36, 906,127.90 and 248,829

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Solution

The fourth proportional to 604,012.36, 906,127.90 and 248,829 is: 373,288.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,012.36 : 906,127.90 = 248,829 : x
  2. Step 2: Convert to fraction form
    604,012.36/906,127.90 = 248,829/x
  3. Step 3: Cross multiply
    604,012.36x = 906,127.90 × 248,829
  4. Step 4: Simplify right side
    604,012.36x = 225,470,899,229.10
  5. Step 5: Solve for x
    x = 225,470,899,229.10/604,012.36
  6. Step 6: Final answer
    x = 373,288.55

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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.