Home / 372,911.36-514,613.02-203,141.84

Finding the Fourth Proportional to 372,911.36, 514,613.02 and 203,141.84

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Solution

The fourth proportional to 372,911.36, 514,613.02 and 203,141.84 is: 280,333.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,911.36 : 514,613.02 = 203,141.84 : x
  2. Step 2: Convert to fraction form
    372,911.36/514,613.02 = 203,141.84/x
  3. Step 3: Cross multiply
    372,911.36x = 514,613.02 × 203,141.84
  4. Step 4: Simplify right side
    372,911.36x = 104,539,435,770.76
  5. Step 5: Solve for x
    x = 104,539,435,770.76/372,911.36
  6. Step 6: Final answer
    x = 280,333.20

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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.