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Finding the Fourth Proportional to 508,037.13, 701,091.05 and 275,464.26

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Solution

The fourth proportional to 508,037.13, 701,091.05 and 275,464.26 is: 380,140.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,037.13 : 701,091.05 = 275,464.26 : x
  2. Step 2: Convert to fraction form
    508,037.13/701,091.05 = 275,464.26/x
  3. Step 3: Cross multiply
    508,037.13x = 701,091.05 × 275,464.26
  4. Step 4: Simplify right side
    508,037.13x = 193,125,525,903.55
  5. Step 5: Solve for x
    x = 193,125,525,903.55/508,037.13
  6. Step 6: Final answer
    x = 380,140.57

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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.