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Finding the Fourth Proportional to 299,264.96, 448,820.64 and 88,854.08

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Solution

The fourth proportional to 299,264.96, 448,820.64 and 88,854.08 is: 133,258.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,264.96 : 448,820.64 = 88,854.08 : x
  2. Step 2: Convert to fraction form
    299,264.96/448,820.64 = 88,854.08/x
  3. Step 3: Cross multiply
    299,264.96x = 448,820.64 × 88,854.08
  4. Step 4: Simplify right side
    299,264.96x = 39,879,545,052.21
  5. Step 5: Solve for x
    x = 39,879,545,052.21/299,264.96
  6. Step 6: Final answer
    x = 133,258.32

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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.