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Finding the Fourth Proportional to 406,937.06, 610,482.12 and 163,796.72

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Solution

The fourth proportional to 406,937.06, 610,482.12 and 163,796.72 is: 245,725.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,937.06 : 610,482.12 = 163,796.72 : x
  2. Step 2: Convert to fraction form
    406,937.06/610,482.12 = 163,796.72/x
  3. Step 3: Cross multiply
    406,937.06x = 610,482.12 × 163,796.72
  4. Step 4: Simplify right side
    406,937.06x = 99,994,968,874.65
  5. Step 5: Solve for x
    x = 99,994,968,874.65/406,937.06
  6. Step 6: Final answer
    x = 245,725.88

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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.