Home / 434,543.45-652,002.01-210,072.67

Finding the Fourth Proportional to 434,543.45, 652,002.01 and 210,072.67

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Solution

The fourth proportional to 434,543.45, 652,002.01 and 210,072.67 is: 315,199.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,543.45 : 652,002.01 = 210,072.67 : x
  2. Step 2: Convert to fraction form
    434,543.45/652,002.01 = 210,072.67/x
  3. Step 3: Cross multiply
    434,543.45x = 652,002.01 × 210,072.67
  4. Step 4: Simplify right side
    434,543.45x = 136,967,800,930.88
  5. Step 5: Solve for x
    x = 136,967,800,930.88/434,543.45
  6. Step 6: Final answer
    x = 315,199.33

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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.