Home / 927,056.62-1,391,483.79-447,622.68

Finding the Fourth Proportional to 927,056.62, 1,391,483.79 and 447,622.68

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Solution

The fourth proportional to 927,056.62, 1,391,483.79 and 447,622.68 is: 671,868.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,056.62 : 1,391,483.79 = 447,622.68 : x
  2. Step 2: Convert to fraction form
    927,056.62/1,391,483.79 = 447,622.68/x
  3. Step 3: Cross multiply
    927,056.62x = 1,391,483.79 × 447,622.68
  4. Step 4: Simplify right side
    927,056.62x = 622,859,703,256.36
  5. Step 5: Solve for x
    x = 622,859,703,256.36/927,056.62
  6. Step 6: Final answer
    x = 671,868.03

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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.