Home / 748,973.88-1,123,469.03-216,499.53

Finding the Fourth Proportional to 748,973.88, 1,123,469.03 and 216,499.53

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Solution

The fourth proportional to 748,973.88, 1,123,469.03 and 216,499.53 is: 324,751.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,973.88 : 1,123,469.03 = 216,499.53 : x
  2. Step 2: Convert to fraction form
    748,973.88/1,123,469.03 = 216,499.53/x
  3. Step 3: Cross multiply
    748,973.88x = 1,123,469.03 × 216,499.53
  4. Step 4: Simplify right side
    748,973.88x = 243,230,516,964.56
  5. Step 5: Solve for x
    x = 243,230,516,964.56/748,973.88
  6. Step 6: Final answer
    x = 324,751.67

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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.