Home / 387,710.01-581,326.83-150,776.46

Finding the Fourth Proportional to 387,710.01, 581,326.83 and 150,776.46

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Solution

The fourth proportional to 387,710.01, 581,326.83 and 150,776.46 is: 226,072.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,710.01 : 581,326.83 = 150,776.46 : x
  2. Step 2: Convert to fraction form
    387,710.01/581,326.83 = 150,776.46/x
  3. Step 3: Cross multiply
    387,710.01x = 581,326.83 × 150,776.46
  4. Step 4: Simplify right side
    387,710.01x = 87,650,401,530.42
  5. Step 5: Solve for x
    x = 87,650,401,530.42/387,710.01
  6. Step 6: Final answer
    x = 226,072.06

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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.