Home / 1,088,551.28-1,633,569.96-378,572.24

Finding the Fourth Proportional to 1,088,551.28, 1,633,569.96 and 378,572.24

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Solution

The fourth proportional to 1,088,551.28, 1,633,569.96 and 378,572.24 is: 568,116.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,551.28 : 1,633,569.96 = 378,572.24 : x
  2. Step 2: Convert to fraction form
    1,088,551.28/1,633,569.96 = 378,572.24/x
  3. Step 3: Cross multiply
    1,088,551.28x = 1,633,569.96 × 378,572.24
  4. Step 4: Simplify right side
    1,088,551.28x = 618,424,238,953.91
  5. Step 5: Solve for x
    x = 618,424,238,953.91/1,088,551.28
  6. Step 6: Final answer
    x = 568,116.77

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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.