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Finding the Fourth Proportional to 604,012.11, 906,127.53 and 248,828.75

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Solution

The fourth proportional to 604,012.11, 906,127.53 and 248,828.75 is: 373,288.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,012.11 : 906,127.53 = 248,828.75 : x
  2. Step 2: Convert to fraction form
    604,012.11/906,127.53 = 248,828.75/x
  3. Step 3: Cross multiply
    604,012.11x = 906,127.53 × 248,828.75
  4. Step 4: Simplify right side
    604,012.11x = 225,470,579,386.34
  5. Step 5: Solve for x
    x = 225,470,579,386.34/604,012.11
  6. Step 6: Final answer
    x = 373,288.18

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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.