Home / 254,009.10-380,266.23-169,559.80

Finding the Fourth Proportional to 254,009.10, 380,266.23 and 169,559.80

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Solution

The fourth proportional to 254,009.10, 380,266.23 and 169,559.80 is: 253,840.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,009.10 : 380,266.23 = 169,559.80 : x
  2. Step 2: Convert to fraction form
    254,009.10/380,266.23 = 169,559.80/x
  3. Step 3: Cross multiply
    254,009.10x = 380,266.23 × 169,559.80
  4. Step 4: Simplify right side
    254,009.10x = 64,477,866,856.22
  5. Step 5: Solve for x
    x = 64,477,866,856.22/254,009.10
  6. Step 6: Final answer
    x = 253,840.78

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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.