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Finding the Fourth Proportional to 299,544.16, 448,970.64 and 112,436.32

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Solution

The fourth proportional to 299,544.16, 448,970.64 and 112,436.32 is: 168,524.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,544.16 : 448,970.64 = 112,436.32 : x
  2. Step 2: Convert to fraction form
    299,544.16/448,970.64 = 112,436.32/x
  3. Step 3: Cross multiply
    299,544.16x = 448,970.64 × 112,436.32
  4. Step 4: Simplify right side
    299,544.16x = 50,480,606,549.64
  5. Step 5: Solve for x
    x = 50,480,606,549.64/299,544.16
  6. Step 6: Final answer
    x = 168,524.76

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1.5x scale

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.