Home / 999,106.32-1,497,958.56-367,939.20

Finding the Fourth Proportional to 999,106.32, 1,497,958.56 and 367,939.20

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Solution

The fourth proportional to 999,106.32, 1,497,958.56 and 367,939.20 is: 551,650.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,106.32 : 1,497,958.56 = 367,939.20 : x
  2. Step 2: Convert to fraction form
    999,106.32/1,497,958.56 = 367,939.20/x
  3. Step 3: Cross multiply
    999,106.32x = 1,497,958.56 × 367,939.20
  4. Step 4: Simplify right side
    999,106.32x = 551,157,674,199.55
  5. Step 5: Solve for x
    x = 551,157,674,199.55/999,106.32
  6. Step 6: Final answer
    x = 551,650.67

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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.