Home / 330,024.48-455,421.60-179,118.24

Finding the Fourth Proportional to 330,024.48, 455,421.60 and 179,118.24

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Solution

The fourth proportional to 330,024.48, 455,421.60 and 179,118.24 is: 247,176.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,024.48 : 455,421.60 = 179,118.24 : x
  2. Step 2: Convert to fraction form
    330,024.48/455,421.60 = 179,118.24/x
  3. Step 3: Cross multiply
    330,024.48x = 455,421.60 × 179,118.24
  4. Step 4: Simplify right side
    330,024.48x = 81,574,315,449.98
  5. Step 5: Solve for x
    x = 81,574,315,449.98/330,024.48
  6. Step 6: Final answer
    x = 247,176.56

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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.