Home / 448,072.04-618,310.59-266,797.28

Finding the Fourth Proportional to 448,072.04, 618,310.59 and 266,797.28

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Solution

The fourth proportional to 448,072.04, 618,310.59 and 266,797.28 is: 368,163.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,072.04 : 618,310.59 = 266,797.28 : x
  2. Step 2: Convert to fraction form
    448,072.04/618,310.59 = 266,797.28/x
  3. Step 3: Cross multiply
    448,072.04x = 618,310.59 × 266,797.28
  4. Step 4: Simplify right side
    448,072.04x = 164,963,583,607.20
  5. Step 5: Solve for x
    x = 164,963,583,607.20/448,072.04
  6. Step 6: Final answer
    x = 368,163.08

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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.