Home / 1,177,222.52-1,766,097.02-429,268.52

Finding the Fourth Proportional to 1,177,222.52, 1,766,097.02 and 429,268.52

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Solution

The fourth proportional to 1,177,222.52, 1,766,097.02 and 429,268.52 is: 643,998.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,222.52 : 1,766,097.02 = 429,268.52 : x
  2. Step 2: Convert to fraction form
    1,177,222.52/1,766,097.02 = 429,268.52/x
  3. Step 3: Cross multiply
    1,177,222.52x = 1,766,097.02 × 429,268.52
  4. Step 4: Simplify right side
    1,177,222.52x = 758,129,853,951.81
  5. Step 5: Solve for x
    x = 758,129,853,951.81/1,177,222.52
  6. Step 6: Final answer
    x = 643,998.77

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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.