Home / 673,612.20-929,584.26-371,805.48

Finding the Fourth Proportional to 673,612.20, 929,584.26 and 371,805.48

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Solution

The fourth proportional to 673,612.20, 929,584.26 and 371,805.48 is: 513,091.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,612.20 : 929,584.26 = 371,805.48 : x
  2. Step 2: Convert to fraction form
    673,612.20/929,584.26 = 371,805.48/x
  3. Step 3: Cross multiply
    673,612.20x = 929,584.26 × 371,805.48
  4. Step 4: Simplify right side
    673,612.20x = 345,624,521,989.75
  5. Step 5: Solve for x
    x = 345,624,521,989.75/673,612.20
  6. Step 6: Final answer
    x = 513,091.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.