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Finding the Fourth Proportional to 544,726.60, 817,608.30 and 465,929.80

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Solution

The fourth proportional to 544,726.60, 817,608.30 and 465,929.80 is: 699,338.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,726.60 : 817,608.30 = 465,929.80 : x
  2. Step 2: Convert to fraction form
    544,726.60/817,608.30 = 465,929.80/x
  3. Step 3: Cross multiply
    544,726.60x = 817,608.30 × 465,929.80
  4. Step 4: Simplify right side
    544,726.60x = 380,948,071,697.34
  5. Step 5: Solve for x
    x = 380,948,071,697.34/544,726.60
  6. Step 6: Final answer
    x = 699,338.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.