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Finding the Fourth Proportional to 270,298.32, 405,166.08 and 101,702.88

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Solution

The fourth proportional to 270,298.32, 405,166.08 and 101,702.88 is: 152,448.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,298.32 : 405,166.08 = 101,702.88 : x
  2. Step 2: Convert to fraction form
    270,298.32/405,166.08 = 101,702.88/x
  3. Step 3: Cross multiply
    270,298.32x = 405,166.08 × 101,702.88
  4. Step 4: Simplify right side
    270,298.32x = 41,206,557,214.31
  5. Step 5: Solve for x
    x = 41,206,557,214.31/270,298.32
  6. Step 6: Final answer
    x = 152,448.44

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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.