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Finding the Fourth Proportional to 372,661.47, 514,592.53 and 360,610.64

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Solution

The fourth proportional to 372,661.47, 514,592.53 and 360,610.64 is: 497,952.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,661.47 : 514,592.53 = 360,610.64 : x
  2. Step 2: Convert to fraction form
    372,661.47/514,592.53 = 360,610.64/x
  3. Step 3: Cross multiply
    372,661.47x = 514,592.53 × 360,610.64
  4. Step 4: Simplify right side
    372,661.47x = 185,567,538,108.03
  5. Step 5: Solve for x
    x = 185,567,538,108.03/372,661.47
  6. Step 6: Final answer
    x = 497,952.03

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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.