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Finding the Fourth Proportional to 544,776.16, 751,483.92 and 326,929.12

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Solution

The fourth proportional to 544,776.16, 751,483.92 and 326,929.12 is: 450,977.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,776.16 : 751,483.92 = 326,929.12 : x
  2. Step 2: Convert to fraction form
    544,776.16/751,483.92 = 326,929.12/x
  3. Step 3: Cross multiply
    544,776.16x = 751,483.92 × 326,929.12
  4. Step 4: Simplify right side
    544,776.16x = 245,681,976,659.75
  5. Step 5: Solve for x
    x = 245,681,976,659.75/544,776.16
  6. Step 6: Final answer
    x = 450,977.84

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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.