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Finding the Fourth Proportional to 604,359.88, 906,389.10 and 177,810.82

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Solution

The fourth proportional to 604,359.88, 906,389.10 and 177,810.82 is: 266,671.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,359.88 : 906,389.10 = 177,810.82 : x
  2. Step 2: Convert to fraction form
    604,359.88/906,389.10 = 177,810.82/x
  3. Step 3: Cross multiply
    604,359.88x = 906,389.10 × 177,810.82
  4. Step 4: Simplify right side
    604,359.88x = 161,165,789,110.06
  5. Step 5: Solve for x
    x = 161,165,789,110.06/604,359.88
  6. Step 6: Final answer
    x = 266,671.89

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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.