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Finding the Fourth Proportional to 581,063.33, 871,645.22 and 160,339.21

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Solution

The fourth proportional to 581,063.33, 871,645.22 and 160,339.21 is: 240,522.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,063.33 : 871,645.22 = 160,339.21 : x
  2. Step 2: Convert to fraction form
    581,063.33/871,645.22 = 160,339.21/x
  3. Step 3: Cross multiply
    581,063.33x = 871,645.22 × 160,339.21
  4. Step 4: Simplify right side
    581,063.33x = 139,758,905,975.08
  5. Step 5: Solve for x
    x = 139,758,905,975.08/581,063.33
  6. Step 6: Final answer
    x = 240,522.67

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1.5x scale

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.