Home / 726,772.41-1,090,075.43-194,334.96

Finding the Fourth Proportional to 726,772.41, 1,090,075.43 and 194,334.96

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Solution

The fourth proportional to 726,772.41, 1,090,075.43 and 194,334.96 is: 291,480.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,772.41 : 1,090,075.43 = 194,334.96 : x
  2. Step 2: Convert to fraction form
    726,772.41/1,090,075.43 = 194,334.96/x
  3. Step 3: Cross multiply
    726,772.41x = 1,090,075.43 × 194,334.96
  4. Step 4: Simplify right side
    726,772.41x = 211,839,761,875.01
  5. Step 5: Solve for x
    x = 211,839,761,875.01/726,772.41
  6. Step 6: Final answer
    x = 291,480.19

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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.