Home / 1,074,945.51-1,612,651.53-326,972.07

Finding the Fourth Proportional to 1,074,945.51, 1,612,651.53 and 326,972.07

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Solution

The fourth proportional to 1,074,945.51, 1,612,651.53 and 326,972.07 is: 490,529.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,945.51 : 1,612,651.53 = 326,972.07 : x
  2. Step 2: Convert to fraction form
    1,074,945.51/1,612,651.53 = 326,972.07/x
  3. Step 3: Cross multiply
    1,074,945.51x = 1,612,651.53 × 326,972.07
  4. Step 4: Simplify right side
    1,074,945.51x = 527,292,008,952.77
  5. Step 5: Solve for x
    x = 527,292,008,952.77/1,074,945.51
  6. Step 6: Final answer
    x = 490,529.06

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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.