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Finding the Fourth Proportional to 566,726.61, 850,422.07 and 406,630.01

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Solution

The fourth proportional to 566,726.61, 850,422.07 and 406,630.01 is: 610,183.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,726.61 : 850,422.07 = 406,630.01 : x
  2. Step 2: Convert to fraction form
    566,726.61/850,422.07 = 406,630.01/x
  3. Step 3: Cross multiply
    566,726.61x = 850,422.07 × 406,630.01
  4. Step 4: Simplify right side
    566,726.61x = 345,807,135,409.04
  5. Step 5: Solve for x
    x = 345,807,135,409.04/566,726.61
  6. Step 6: Final answer
    x = 610,183.34

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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.