Home / 768,239.92-1,151,991.06-363,094.66

Finding the Fourth Proportional to 768,239.92, 1,151,991.06 and 363,094.66

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Solution

The fourth proportional to 768,239.92, 1,151,991.06 and 363,094.66 is: 544,467.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,239.92 : 1,151,991.06 = 363,094.66 : x
  2. Step 2: Convert to fraction form
    768,239.92/1,151,991.06 = 363,094.66/x
  3. Step 3: Cross multiply
    768,239.92x = 1,151,991.06 × 363,094.66
  4. Step 4: Simplify right side
    768,239.92x = 418,281,798,012.16
  5. Step 5: Solve for x
    x = 418,281,798,012.16/768,239.92
  6. Step 6: Final answer
    x = 544,467.67

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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.