Home / 801,140.48-1,104,396-609,820.64

Finding the Fourth Proportional to 801,140.48, 1,104,396 and 609,820.64

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Solution

The fourth proportional to 801,140.48, 1,104,396 and 609,820.64 is: 840,655.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,140.48 : 1,104,396 = 609,820.64 : x
  2. Step 2: Convert to fraction form
    801,140.48/1,104,396 = 609,820.64/x
  3. Step 3: Cross multiply
    801,140.48x = 1,104,396 × 609,820.64
  4. Step 4: Simplify right side
    801,140.48x = 673,483,475,533.44
  5. Step 5: Solve for x
    x = 673,483,475,533.44/801,140.48
  6. Step 6: Final answer
    x = 840,655.91

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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.