Home / 362,141.15-499,816.63-209,151.84

Finding the Fourth Proportional to 362,141.15, 499,816.63 and 209,151.84

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Solution

The fourth proportional to 362,141.15, 499,816.63 and 209,151.84 is: 288,665.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,141.15 : 499,816.63 = 209,151.84 : x
  2. Step 2: Convert to fraction form
    362,141.15/499,816.63 = 209,151.84/x
  3. Step 3: Cross multiply
    362,141.15x = 499,816.63 × 209,151.84
  4. Step 4: Simplify right side
    362,141.15x = 104,537,567,827.10
  5. Step 5: Solve for x
    x = 104,537,567,827.10/362,141.15
  6. Step 6: Final answer
    x = 288,665.26

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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.