Home / 1,263,478.76-1,894,939.76-364,725.28

Finding the Fourth Proportional to 1,263,478.76, 1,894,939.76 and 364,725.28

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Solution

The fourth proportional to 1,263,478.76, 1,894,939.76 and 364,725.28 is: 547,007.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,478.76 : 1,894,939.76 = 364,725.28 : x
  2. Step 2: Convert to fraction form
    1,263,478.76/1,894,939.76 = 364,725.28/x
  3. Step 3: Cross multiply
    1,263,478.76x = 1,894,939.76 × 364,725.28
  4. Step 4: Simplify right side
    1,263,478.76x = 691,132,434,549.13
  5. Step 5: Solve for x
    x = 691,132,434,549.13/1,263,478.76
  6. Step 6: Final answer
    x = 547,007.56

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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.