Home / 740,961.33-1,022,527.71-401,429.58

Finding the Fourth Proportional to 740,961.33, 1,022,527.71 and 401,429.58

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Solution

The fourth proportional to 740,961.33, 1,022,527.71 and 401,429.58 is: 553,973.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,961.33 : 1,022,527.71 = 401,429.58 : x
  2. Step 2: Convert to fraction form
    740,961.33/1,022,527.71 = 401,429.58/x
  3. Step 3: Cross multiply
    740,961.33x = 1,022,527.71 × 401,429.58
  4. Step 4: Simplify right side
    740,961.33x = 410,472,869,163.66
  5. Step 5: Solve for x
    x = 410,472,869,163.66/740,961.33
  6. Step 6: Final answer
    x = 553,973.40

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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.