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Finding the Fourth Proportional to 330,701.58, 456,373.04 and 185,539.46

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Solution

The fourth proportional to 330,701.58, 456,373.04 and 185,539.46 is: 256,047.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,701.58 : 456,373.04 = 185,539.46 : x
  2. Step 2: Convert to fraction form
    330,701.58/456,373.04 = 185,539.46/x
  3. Step 3: Cross multiply
    330,701.58x = 456,373.04 × 185,539.46
  4. Step 4: Simplify right side
    330,701.58x = 84,675,207,400.16
  5. Step 5: Solve for x
    x = 84,675,207,400.16/330,701.58
  6. Step 6: Final answer
    x = 256,047.18

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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.