Home / 330,688.28-456,347.58-179,785.28

Finding the Fourth Proportional to 330,688.28, 456,347.58 and 179,785.28

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Solution

The fourth proportional to 330,688.28, 456,347.58 and 179,785.28 is: 248,102.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,688.28 : 456,347.58 = 179,785.28 : x
  2. Step 2: Convert to fraction form
    330,688.28/456,347.58 = 179,785.28/x
  3. Step 3: Cross multiply
    330,688.28x = 456,347.58 × 179,785.28
  4. Step 4: Simplify right side
    330,688.28x = 82,044,577,447.62
  5. Step 5: Solve for x
    x = 82,044,577,447.62/330,688.28
  6. Step 6: Final answer
    x = 248,102.47

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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.