Home / 427,060.30-589,320.09-236,061.39

Finding the Fourth Proportional to 427,060.30, 589,320.09 and 236,061.39

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Solution

The fourth proportional to 427,060.30, 589,320.09 and 236,061.39 is: 325,751.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,060.30 : 589,320.09 = 236,061.39 : x
  2. Step 2: Convert to fraction form
    427,060.30/589,320.09 = 236,061.39/x
  3. Step 3: Cross multiply
    427,060.30x = 589,320.09 × 236,061.39
  4. Step 4: Simplify right side
    427,060.30x = 139,115,718,420.02
  5. Step 5: Solve for x
    x = 139,115,718,420.02/427,060.30
  6. Step 6: Final answer
    x = 325,751.93

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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.