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Finding the Fourth Proportional to 448,445.77, 618,854.99 and 244,496.86

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Solution

The fourth proportional to 448,445.77, 618,854.99 and 244,496.86 is: 337,405.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,445.77 : 618,854.99 = 244,496.86 : x
  2. Step 2: Convert to fraction form
    448,445.77/618,854.99 = 244,496.86/x
  3. Step 3: Cross multiply
    448,445.77x = 618,854.99 × 244,496.86
  4. Step 4: Simplify right side
    448,445.77x = 151,308,101,508.89
  5. Step 5: Solve for x
    x = 151,308,101,508.89/448,445.77
  6. Step 6: Final answer
    x = 337,405.57

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1.5x scale

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.