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Finding the Fourth Proportional to 334,809.40, 462,016.56 and 183,906.40

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Solution

The fourth proportional to 334,809.40, 462,016.56 and 183,906.40 is: 253,779.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,809.40 : 462,016.56 = 183,906.40 : x
  2. Step 2: Convert to fraction form
    334,809.40/462,016.56 = 183,906.40/x
  3. Step 3: Cross multiply
    334,809.40x = 462,016.56 × 183,906.40
  4. Step 4: Simplify right side
    334,809.40x = 84,967,802,289.98
  5. Step 5: Solve for x
    x = 84,967,802,289.98/334,809.40
  6. Step 6: Final answer
    x = 253,779.62

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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.