Home / 716,580.71-1,074,835.64-267,266.57

Finding the Fourth Proportional to 716,580.71, 1,074,835.64 and 267,266.57

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Solution

The fourth proportional to 716,580.71, 1,074,835.64 and 267,266.57 is: 400,886.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,580.71 : 1,074,835.64 = 267,266.57 : x
  2. Step 2: Convert to fraction form
    716,580.71/1,074,835.64 = 267,266.57/x
  3. Step 3: Cross multiply
    716,580.71x = 1,074,835.64 × 267,266.57
  4. Step 4: Simplify right side
    716,580.71x = 287,267,628,106.04
  5. Step 5: Solve for x
    x = 287,267,628,106.04/716,580.71
  6. Step 6: Final answer
    x = 400,886.64

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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.