Home / 282,463.47-389,798.26-153,401.04

Finding the Fourth Proportional to 282,463.47, 389,798.26 and 153,401.04

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Solution

The fourth proportional to 282,463.47, 389,798.26 and 153,401.04 is: 211,692.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,463.47 : 389,798.26 = 153,401.04 : x
  2. Step 2: Convert to fraction form
    282,463.47/389,798.26 = 153,401.04/x
  3. Step 3: Cross multiply
    282,463.47x = 389,798.26 × 153,401.04
  4. Step 4: Simplify right side
    282,463.47x = 59,795,458,090.69
  5. Step 5: Solve for x
    x = 59,795,458,090.69/282,463.47
  6. Step 6: Final answer
    x = 211,692.71

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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.