Home / 330,973-456,742.74-180,071.08

Finding the Fourth Proportional to 330,973, 456,742.74 and 180,071.08

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Solution

The fourth proportional to 330,973, 456,742.74 and 180,071.08 is: 248,498.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,973 : 456,742.74 = 180,071.08 : x
  2. Step 2: Convert to fraction form
    330,973/456,742.74 = 180,071.08/x
  3. Step 3: Cross multiply
    330,973x = 456,742.74 × 180,071.08
  4. Step 4: Simplify right side
    330,973x = 82,246,158,473.96
  5. Step 5: Solve for x
    x = 82,246,158,473.96/330,973
  6. Step 6: Final answer
    x = 248,498.09

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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.