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Finding the Fourth Proportional to 202,646.40, 303,969.84 and 52,886.58

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Solution

The fourth proportional to 202,646.40, 303,969.84 and 52,886.58 is: 79,329.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,646.40 : 303,969.84 = 52,886.58 : x
  2. Step 2: Convert to fraction form
    202,646.40/303,969.84 = 52,886.58/x
  3. Step 3: Cross multiply
    202,646.40x = 303,969.84 × 52,886.58
  4. Step 4: Simplify right side
    202,646.40x = 16,075,925,260.75
  5. Step 5: Solve for x
    x = 16,075,925,260.75/202,646.40
  6. Step 6: Final answer
    x = 79,329.93

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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.