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Finding the Fourth Proportional to 372,852.48, 514,360.38 and 252,035.88

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Solution

The fourth proportional to 372,852.48, 514,360.38 and 252,035.88 is: 347,690.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,852.48 : 514,360.38 = 252,035.88 : x
  2. Step 2: Convert to fraction form
    372,852.48/514,360.38 = 252,035.88/x
  3. Step 3: Cross multiply
    372,852.48x = 514,360.38 × 252,035.88
  4. Step 4: Simplify right side
    372,852.48x = 129,637,271,010.43
  5. Step 5: Solve for x
    x = 129,637,271,010.43/372,852.48
  6. Step 6: Final answer
    x = 347,690.52

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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.