Home / 426,999.20-589,248.63-233,398.22

Finding the Fourth Proportional to 426,999.20, 589,248.63 and 233,398.22

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Solution

The fourth proportional to 426,999.20, 589,248.63 and 233,398.22 is: 322,083.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,999.20 : 589,248.63 = 233,398.22 : x
  2. Step 2: Convert to fraction form
    426,999.20/589,248.63 = 233,398.22/x
  3. Step 3: Cross multiply
    426,999.20x = 589,248.63 × 233,398.22
  4. Step 4: Simplify right side
    426,999.20x = 137,529,578,739.33
  5. Step 5: Solve for x
    x = 137,529,578,739.33/426,999.20
  6. Step 6: Final answer
    x = 322,083.93

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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.