Home / 724,778.94-1,000,215.93-414,731.94

Finding the Fourth Proportional to 724,778.94, 1,000,215.93 and 414,731.94

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Solution

The fourth proportional to 724,778.94, 1,000,215.93 and 414,731.94 is: 572,342.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,778.94 : 1,000,215.93 = 414,731.94 : x
  2. Step 2: Convert to fraction form
    724,778.94/1,000,215.93 = 414,731.94/x
  3. Step 3: Cross multiply
    724,778.94x = 1,000,215.93 × 414,731.94
  4. Step 4: Simplify right side
    724,778.94x = 414,821,493,067.80
  5. Step 5: Solve for x
    x = 414,821,493,067.80/724,778.94
  6. Step 6: Final answer
    x = 572,342.09

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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.