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Finding the Fourth Proportional to 295,009.40, 442,254.90 and 176,727.80

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Solution

The fourth proportional to 295,009.40, 442,254.90 and 176,727.80 is: 264,936.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,009.40 : 442,254.90 = 176,727.80 : x
  2. Step 2: Convert to fraction form
    295,009.40/442,254.90 = 176,727.80/x
  3. Step 3: Cross multiply
    295,009.40x = 442,254.90 × 176,727.80
  4. Step 4: Simplify right side
    295,009.40x = 78,158,735,516.22
  5. Step 5: Solve for x
    x = 78,158,735,516.22/295,009.40
  6. Step 6: Final answer
    x = 264,936.42

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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.