Home / 1,769,687.03-2,654,589.31-490,307.36

Finding the Fourth Proportional to 1,769,687.03, 2,654,589.31 and 490,307.36

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Solution

The fourth proportional to 1,769,687.03, 2,654,589.31 and 490,307.36 is: 735,477.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,687.03 : 2,654,589.31 = 490,307.36 : x
  2. Step 2: Convert to fraction form
    1,769,687.03/2,654,589.31 = 490,307.36/x
  3. Step 3: Cross multiply
    1,769,687.03x = 2,654,589.31 × 490,307.36
  4. Step 4: Simplify right side
    1,769,687.03x = 1,301,564,661,971.61
  5. Step 5: Solve for x
    x = 1,301,564,661,971.61/1,769,687.03
  6. Step 6: Final answer
    x = 735,477.31

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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.