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Finding the Fourth Proportional to 295,290.52, 442,994.14 and 108,303.64

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Solution

The fourth proportional to 295,290.52, 442,994.14 and 108,303.64 is: 162,476.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,290.52 : 442,994.14 = 108,303.64 : x
  2. Step 2: Convert to fraction form
    295,290.52/442,994.14 = 108,303.64/x
  3. Step 3: Cross multiply
    295,290.52x = 442,994.14 × 108,303.64
  4. Step 4: Simplify right side
    295,290.52x = 47,977,877,860.67
  5. Step 5: Solve for x
    x = 47,977,877,860.67/295,290.52
  6. Step 6: Final answer
    x = 162,476.86

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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.