Home / 500,216.63-749,865.17-180,290.20

Finding the Fourth Proportional to 500,216.63, 749,865.17 and 180,290.20

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Solution

The fourth proportional to 500,216.63, 749,865.17 and 180,290.20 is: 270,269.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,216.63 : 749,865.17 = 180,290.20 : x
  2. Step 2: Convert to fraction form
    500,216.63/749,865.17 = 180,290.20/x
  3. Step 3: Cross multiply
    500,216.63x = 749,865.17 × 180,290.20
  4. Step 4: Simplify right side
    500,216.63x = 135,193,338,696.22
  5. Step 5: Solve for x
    x = 135,193,338,696.22/500,216.63
  6. Step 6: Final answer
    x = 270,269.58

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1.5x scale

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.