Home / 581,155.63-871,709.27-202,162.19

Finding the Fourth Proportional to 581,155.63, 871,709.27 and 202,162.19

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Solution

The fourth proportional to 581,155.63, 871,709.27 and 202,162.19 is: 303,234.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,155.63 : 871,709.27 = 202,162.19 : x
  2. Step 2: Convert to fraction form
    581,155.63/871,709.27 = 202,162.19/x
  3. Step 3: Cross multiply
    581,155.63x = 871,709.27 × 202,162.19
  4. Step 4: Simplify right side
    581,155.63x = 176,226,649,697.14
  5. Step 5: Solve for x
    x = 176,226,649,697.14/581,155.63
  6. Step 6: Final answer
    x = 303,234.87

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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.