Home / 496,804.16-742,917.18-368,961.86

Finding the Fourth Proportional to 496,804.16, 742,917.18 and 368,961.86

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Solution

The fourth proportional to 496,804.16, 742,917.18 and 368,961.86 is: 551,742.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,804.16 : 742,917.18 = 368,961.86 : x
  2. Step 2: Convert to fraction form
    496,804.16/742,917.18 = 368,961.86/x
  3. Step 3: Cross multiply
    496,804.16x = 742,917.18 × 368,961.86
  4. Step 4: Simplify right side
    496,804.16x = 274,108,104,558.76
  5. Step 5: Solve for x
    x = 274,108,104,558.76/496,804.16
  6. Step 6: Final answer
    x = 551,742.77

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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.