Home / 915,268.92-1,372,917.65-346,497.35

Finding the Fourth Proportional to 915,268.92, 1,372,917.65 and 346,497.35

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Solution

The fourth proportional to 915,268.92, 1,372,917.65 and 346,497.35 is: 519,751.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,268.92 : 1,372,917.65 = 346,497.35 : x
  2. Step 2: Convert to fraction form
    915,268.92/1,372,917.65 = 346,497.35/x
  3. Step 3: Cross multiply
    915,268.92x = 1,372,917.65 × 346,497.35
  4. Step 4: Simplify right side
    915,268.92x = 475,712,320,845.20
  5. Step 5: Solve for x
    x = 475,712,320,845.20/915,268.92
  6. Step 6: Final answer
    x = 519,751.42

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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.