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Finding the Fourth Proportional to 295,076.90, 442,615.35 and 73,460.90

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Solution

The fourth proportional to 295,076.90, 442,615.35 and 73,460.90 is: 110,191.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,076.90 : 442,615.35 = 73,460.90 : x
  2. Step 2: Convert to fraction form
    295,076.90/442,615.35 = 73,460.90/x
  3. Step 3: Cross multiply
    295,076.90x = 442,615.35 × 73,460.90
  4. Step 4: Simplify right side
    295,076.90x = 32,514,921,964.82
  5. Step 5: Solve for x
    x = 32,514,921,964.82/295,076.90
  6. Step 6: Final answer
    x = 110,191.35

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1.5x scale

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.