Home / 740,827.68-1,022,342.22-401,295.96

Finding the Fourth Proportional to 740,827.68, 1,022,342.22 and 401,295.96

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Solution

The fourth proportional to 740,827.68, 1,022,342.22 and 401,295.96 is: 553,788.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,827.68 : 1,022,342.22 = 401,295.96 : x
  2. Step 2: Convert to fraction form
    740,827.68/1,022,342.22 = 401,295.96/x
  3. Step 3: Cross multiply
    740,827.68x = 1,022,342.22 × 401,295.96
  4. Step 4: Simplify right side
    740,827.68x = 410,261,802,623.43
  5. Step 5: Solve for x
    x = 410,261,802,623.43/740,827.68
  6. Step 6: Final answer
    x = 553,788.44

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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.