Home / 566,212.20-781,349.25-308,090.15

Finding the Fourth Proportional to 566,212.20, 781,349.25 and 308,090.15

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Solution

The fourth proportional to 566,212.20, 781,349.25 and 308,090.15 is: 425,151.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,212.20 : 781,349.25 = 308,090.15 : x
  2. Step 2: Convert to fraction form
    566,212.20/781,349.25 = 308,090.15/x
  3. Step 3: Cross multiply
    566,212.20x = 781,349.25 × 308,090.15
  4. Step 4: Simplify right side
    566,212.20x = 240,726,009,588.26
  5. Step 5: Solve for x
    x = 240,726,009,588.26/566,212.20
  6. Step 6: Final answer
    x = 425,151.58

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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.