Home / 387,742.02-581,500.02-151,028.43

Finding the Fourth Proportional to 387,742.02, 581,500.02 and 151,028.43

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Solution

The fourth proportional to 387,742.02, 581,500.02 and 151,028.43 is: 226,498.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,742.02 : 581,500.02 = 151,028.43 : x
  2. Step 2: Convert to fraction form
    387,742.02/581,500.02 = 151,028.43/x
  3. Step 3: Cross multiply
    387,742.02x = 581,500.02 × 151,028.43
  4. Step 4: Simplify right side
    387,742.02x = 87,823,035,065.57
  5. Step 5: Solve for x
    x = 87,823,035,065.57/387,742.02
  6. Step 6: Final answer
    x = 226,498.63

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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.