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Finding the Fourth Proportional to 362,009.48, 497,801.56 and 314,179.79

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Solution

The fourth proportional to 362,009.48, 497,801.56 and 314,179.79 is: 432,030.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,009.48 : 497,801.56 = 314,179.79 : x
  2. Step 2: Convert to fraction form
    362,009.48/497,801.56 = 314,179.79/x
  3. Step 3: Cross multiply
    362,009.48x = 497,801.56 × 314,179.79
  4. Step 4: Simplify right side
    362,009.48x = 156,399,189,582.47
  5. Step 5: Solve for x
    x = 156,399,189,582.47/362,009.48
  6. Step 6: Final answer
    x = 432,030.65

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1.5x scale

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.