Home / 808,188.48-1,115,052.78-468,588.96

Finding the Fourth Proportional to 808,188.48, 1,115,052.78 and 468,588.96

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Solution

The fourth proportional to 808,188.48, 1,115,052.78 and 468,588.96 is: 646,509.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,188.48 : 1,115,052.78 = 468,588.96 : x
  2. Step 2: Convert to fraction form
    808,188.48/1,115,052.78 = 468,588.96/x
  3. Step 3: Cross multiply
    808,188.48x = 1,115,052.78 × 468,588.96
  4. Step 4: Simplify right side
    808,188.48x = 522,501,422,525.31
  5. Step 5: Solve for x
    x = 522,501,422,525.31/808,188.48
  6. Step 6: Final answer
    x = 646,509.37

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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.