Home / 581,012.67-871,569.22-160,288.55

Finding the Fourth Proportional to 581,012.67, 871,569.22 and 160,288.55

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Solution

The fourth proportional to 581,012.67, 871,569.22 and 160,288.55 is: 240,446.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,012.67 : 871,569.22 = 160,288.55 : x
  2. Step 2: Convert to fraction form
    581,012.67/871,569.22 = 160,288.55/x
  3. Step 3: Cross multiply
    581,012.67x = 871,569.22 × 160,288.55
  4. Step 4: Simplify right side
    581,012.67x = 139,702,561,739.86
  5. Step 5: Solve for x
    x = 139,702,561,739.86/581,012.67
  6. Step 6: Final answer
    x = 240,446.67

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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.