Home / 915,006.96-1,372,683.15-346,558.28

Finding the Fourth Proportional to 915,006.96, 1,372,683.15 and 346,558.28

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Solution

The fourth proportional to 915,006.96, 1,372,683.15 and 346,558.28 is: 519,902.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,006.96 : 1,372,683.15 = 346,558.28 : x
  2. Step 2: Convert to fraction form
    915,006.96/1,372,683.15 = 346,558.28/x
  3. Step 3: Cross multiply
    915,006.96x = 1,372,683.15 × 346,558.28
  4. Step 4: Simplify right side
    915,006.96x = 475,714,704,585.57
  5. Step 5: Solve for x
    x = 475,714,704,585.57/915,006.96
  6. Step 6: Final answer
    x = 519,902.83

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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.