Home / 826,664.21-1,140,717.86-464,004.93

Finding the Fourth Proportional to 826,664.21, 1,140,717.86 and 464,004.93

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Solution

The fourth proportional to 826,664.21, 1,140,717.86 and 464,004.93 is: 640,282.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,664.21 : 1,140,717.86 = 464,004.93 : x
  2. Step 2: Convert to fraction form
    826,664.21/1,140,717.86 = 464,004.93/x
  3. Step 3: Cross multiply
    826,664.21x = 1,140,717.86 × 464,004.93
  4. Step 4: Simplify right side
    826,664.21x = 529,298,710,779.05
  5. Step 5: Solve for x
    x = 529,298,710,779.05/826,664.21
  6. Step 6: Final answer
    x = 640,282.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.