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Finding the Fourth Proportional to 295,280.01, 442,978.35 and 108,293.13

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Solution

The fourth proportional to 295,280.01, 442,978.35 and 108,293.13 is: 162,461.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,280.01 : 442,978.35 = 108,293.13 : x
  2. Step 2: Convert to fraction form
    295,280.01/442,978.35 = 108,293.13/x
  3. Step 3: Cross multiply
    295,280.01x = 442,978.35 × 108,293.13
  4. Step 4: Simplify right side
    295,280.01x = 47,971,512,043.74
  5. Step 5: Solve for x
    x = 47,971,512,043.74/295,280.01
  6. Step 6: Final answer
    x = 162,461.09

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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.