Home / 1,266,970.74-1,900,641.42-368,295.72

Finding the Fourth Proportional to 1,266,970.74, 1,900,641.42 and 368,295.72

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Solution

The fourth proportional to 1,266,970.74, 1,900,641.42 and 368,295.72 is: 552,497.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,970.74 : 1,900,641.42 = 368,295.72 : x
  2. Step 2: Convert to fraction form
    1,266,970.74/1,900,641.42 = 368,295.72/x
  3. Step 3: Cross multiply
    1,266,970.74x = 1,900,641.42 × 368,295.72
  4. Step 4: Simplify right side
    1,266,970.74x = 699,998,100,240.72
  5. Step 5: Solve for x
    x = 699,998,100,240.72/1,266,970.74
  6. Step 6: Final answer
    x = 552,497.45

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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.