Home / 472,555.36-652,111.96-268,628.56

Finding the Fourth Proportional to 472,555.36, 652,111.96 and 268,628.56

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Solution

The fourth proportional to 472,555.36, 652,111.96 and 268,628.56 is: 370,699.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,555.36 : 652,111.96 = 268,628.56 : x
  2. Step 2: Convert to fraction form
    472,555.36/652,111.96 = 268,628.56/x
  3. Step 3: Cross multiply
    472,555.36x = 652,111.96 × 268,628.56
  4. Step 4: Simplify right side
    472,555.36x = 175,175,896,773.58
  5. Step 5: Solve for x
    x = 175,175,896,773.58/472,555.36
  6. Step 6: Final answer
    x = 370,699.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.