Home / 487,595.23-731,462.81-150,665.30

Finding the Fourth Proportional to 487,595.23, 731,462.81 and 150,665.30

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Solution

The fourth proportional to 487,595.23, 731,462.81 and 150,665.30 is: 226,019.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,595.23 : 731,462.81 = 150,665.30 : x
  2. Step 2: Convert to fraction form
    487,595.23/731,462.81 = 150,665.30/x
  3. Step 3: Cross multiply
    487,595.23x = 731,462.81 × 150,665.30
  4. Step 4: Simplify right side
    487,595.23x = 110,206,062,954.17
  5. Step 5: Solve for x
    x = 110,206,062,954.17/487,595.23
  6. Step 6: Final answer
    x = 226,019.57

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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.