Home / 784,505.95-1,176,959.40-252,032.20

Finding the Fourth Proportional to 784,505.95, 1,176,959.40 and 252,032.20

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Solution

The fourth proportional to 784,505.95, 1,176,959.40 and 252,032.20 is: 378,112.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,505.95 : 1,176,959.40 = 252,032.20 : x
  2. Step 2: Convert to fraction form
    784,505.95/1,176,959.40 = 252,032.20/x
  3. Step 3: Cross multiply
    784,505.95x = 1,176,959.40 × 252,032.20
  4. Step 4: Simplify right side
    784,505.95x = 296,631,666,892.68
  5. Step 5: Solve for x
    x = 296,631,666,892.68/784,505.95
  6. Step 6: Final answer
    x = 378,112.71

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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.