Home / 801,533.45-1,201,637.90-374,859.32

Finding the Fourth Proportional to 801,533.45, 1,201,637.90 and 374,859.32

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Solution

The fourth proportional to 801,533.45, 1,201,637.90 and 374,859.32 is: 561,979.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,533.45 : 1,201,637.90 = 374,859.32 : x
  2. Step 2: Convert to fraction form
    801,533.45/1,201,637.90 = 374,859.32/x
  3. Step 3: Cross multiply
    801,533.45x = 1,201,637.90 × 374,859.32
  4. Step 4: Simplify right side
    801,533.45x = 450,445,158,197.74
  5. Step 5: Solve for x
    x = 450,445,158,197.74/801,533.45
  6. Step 6: Final answer
    x = 561,979.24

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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.