Home / 427,295.06-589,643.18-233,664.34

Finding the Fourth Proportional to 427,295.06, 589,643.18 and 233,664.34

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Solution

The fourth proportional to 427,295.06, 589,643.18 and 233,664.34 is: 322,443.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,295.06 : 589,643.18 = 233,664.34 : x
  2. Step 2: Convert to fraction form
    427,295.06/589,643.18 = 233,664.34/x
  3. Step 3: Cross multiply
    427,295.06x = 589,643.18 × 233,664.34
  4. Step 4: Simplify right side
    427,295.06x = 137,778,584,490.20
  5. Step 5: Solve for x
    x = 137,778,584,490.20/427,295.06
  6. Step 6: Final answer
    x = 322,443.66

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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.