Home / 946,092.15-1,418,984.73-272,019.87

Finding the Fourth Proportional to 946,092.15, 1,418,984.73 and 272,019.87

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Solution

The fourth proportional to 946,092.15, 1,418,984.73 and 272,019.87 is: 407,985.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,092.15 : 1,418,984.73 = 272,019.87 : x
  2. Step 2: Convert to fraction form
    946,092.15/1,418,984.73 = 272,019.87/x
  3. Step 3: Cross multiply
    946,092.15x = 1,418,984.73 × 272,019.87
  4. Step 4: Simplify right side
    946,092.15x = 385,992,041,786.59
  5. Step 5: Solve for x
    x = 385,992,041,786.59/946,092.15
  6. Step 6: Final answer
    x = 407,985.67

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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.