Home / 330,970.56-456,741.36-180,068.64

Finding the Fourth Proportional to 330,970.56, 456,741.36 and 180,068.64

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Solution

The fourth proportional to 330,970.56, 456,741.36 and 180,068.64 is: 248,495.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,970.56 : 456,741.36 = 180,068.64 : x
  2. Step 2: Convert to fraction form
    330,970.56/456,741.36 = 180,068.64/x
  3. Step 3: Cross multiply
    330,970.56x = 456,741.36 × 180,068.64
  4. Step 4: Simplify right side
    330,970.56x = 82,244,795,526.95
  5. Step 5: Solve for x
    x = 82,244,795,526.95/330,970.56
  6. Step 6: Final answer
    x = 248,495.80

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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.