Home / 952,646.80-1,428,669.02-312,845.08

Finding the Fourth Proportional to 952,646.80, 1,428,669.02 and 312,845.08

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Solution

The fourth proportional to 952,646.80, 1,428,669.02 and 312,845.08 is: 469,168.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,646.80 : 1,428,669.02 = 312,845.08 : x
  2. Step 2: Convert to fraction form
    952,646.80/1,428,669.02 = 312,845.08/x
  3. Step 3: Cross multiply
    952,646.80x = 1,428,669.02 × 312,845.08
  4. Step 4: Simplify right side
    952,646.80x = 446,952,073,855.42
  5. Step 5: Solve for x
    x = 446,952,073,855.42/952,646.80
  6. Step 6: Final answer
    x = 469,168.71

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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.