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Finding the Fourth Proportional to 500,512.44, 750,613.32 and 180,622.76

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Solution

The fourth proportional to 500,512.44, 750,613.32 and 180,622.76 is: 270,878.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,512.44 : 750,613.32 = 180,622.76 : x
  2. Step 2: Convert to fraction form
    500,512.44/750,613.32 = 180,622.76/x
  3. Step 3: Cross multiply
    500,512.44x = 750,613.32 × 180,622.76
  4. Step 4: Simplify right side
    500,512.44x = 135,577,849,551.16
  5. Step 5: Solve for x
    x = 135,577,849,551.16/500,512.44
  6. Step 6: Final answer
    x = 270,878.08

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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.