Home / 406,734.86-561,293.14-222,973.10

Finding the Fourth Proportional to 406,734.86, 561,293.14 and 222,973.10

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Solution

The fourth proportional to 406,734.86, 561,293.14 and 222,973.10 is: 307,702.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,734.86 : 561,293.14 = 222,973.10 : x
  2. Step 2: Convert to fraction form
    406,734.86/561,293.14 = 222,973.10/x
  3. Step 3: Cross multiply
    406,734.86x = 561,293.14 × 222,973.10
  4. Step 4: Simplify right side
    406,734.86x = 125,153,272,280.33
  5. Step 5: Solve for x
    x = 125,153,272,280.33/406,734.86
  6. Step 6: Final answer
    x = 307,702.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.