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Finding the Fourth Proportional to 350,875.35, 484,207.63 and 189,730.02

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Solution

The fourth proportional to 350,875.35, 484,207.63 and 189,730.02 is: 261,827.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,875.35 : 484,207.63 = 189,730.02 : x
  2. Step 2: Convert to fraction form
    350,875.35/484,207.63 = 189,730.02/x
  3. Step 3: Cross multiply
    350,875.35x = 484,207.63 × 189,730.02
  4. Step 4: Simplify right side
    350,875.35x = 91,868,723,324.05
  5. Step 5: Solve for x
    x = 91,868,723,324.05/350,875.35
  6. Step 6: Final answer
    x = 261,827.24

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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.