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Finding the Fourth Proportional to 1,014,810, 1,522,304.91 and 266,856

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Solution

The fourth proportional to 1,014,810, 1,522,304.91 and 266,856 is: 400,307.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,810 : 1,522,304.91 = 266,856 : x
  2. Step 2: Convert to fraction form
    1,014,810/1,522,304.91 = 266,856/x
  3. Step 3: Cross multiply
    1,014,810x = 1,522,304.91 × 266,856
  4. Step 4: Simplify right side
    1,014,810x = 406,236,199,062.96
  5. Step 5: Solve for x
    x = 406,236,199,062.96/1,014,810
  6. Step 6: Final answer
    x = 400,307.64

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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.