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Finding the Fourth Proportional to 295,267.40, 442,901.10 and 204,725.60

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Solution

The fourth proportional to 295,267.40, 442,901.10 and 204,725.60 is: 307,088.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,267.40 : 442,901.10 = 204,725.60 : x
  2. Step 2: Convert to fraction form
    295,267.40/442,901.10 = 204,725.60/x
  3. Step 3: Cross multiply
    295,267.40x = 442,901.10 × 204,725.60
  4. Step 4: Simplify right side
    295,267.40x = 90,673,193,438.16
  5. Step 5: Solve for x
    x = 90,673,193,438.16/295,267.40
  6. Step 6: Final answer
    x = 307,088.40

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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.