Home / 395,352.30-545,587.02-214,066.38

Finding the Fourth Proportional to 395,352.30, 545,587.02 and 214,066.38

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Solution

The fourth proportional to 395,352.30, 545,587.02 and 214,066.38 is: 295,412.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,352.30 : 545,587.02 = 214,066.38 : x
  2. Step 2: Convert to fraction form
    395,352.30/545,587.02 = 214,066.38/x
  3. Step 3: Cross multiply
    395,352.30x = 545,587.02 × 214,066.38
  4. Step 4: Simplify right side
    395,352.30x = 116,791,838,346.39
  5. Step 5: Solve for x
    x = 116,791,838,346.39/395,352.30
  6. Step 6: Final answer
    x = 295,412.06

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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.