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Finding the Fourth Proportional to 468,063.88, 701,652.96 and 288,259.88

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Solution

The fourth proportional to 468,063.88, 701,652.96 and 288,259.88 is: 432,117.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,063.88 : 701,652.96 = 288,259.88 : x
  2. Step 2: Convert to fraction form
    468,063.88/701,652.96 = 288,259.88/x
  3. Step 3: Cross multiply
    468,063.88x = 701,652.96 × 288,259.88
  4. Step 4: Simplify right side
    468,063.88x = 202,258,398,051.25
  5. Step 5: Solve for x
    x = 202,258,398,051.25/468,063.88
  6. Step 6: Final answer
    x = 432,117.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.