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Finding the Fourth Proportional to 590,005.32, 814,205.52 and 335,405.52

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Solution

The fourth proportional to 590,005.32, 814,205.52 and 335,405.52 is: 462,858.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,005.32 : 814,205.52 = 335,405.52 : x
  2. Step 2: Convert to fraction form
    590,005.32/814,205.52 = 335,405.52/x
  3. Step 3: Cross multiply
    590,005.32x = 814,205.52 × 335,405.52
  4. Step 4: Simplify right side
    590,005.32x = 273,089,025,822.47
  5. Step 5: Solve for x
    x = 273,089,025,822.47/590,005.32
  6. Step 6: Final answer
    x = 462,858.58

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1.5x scale

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.