Home / 427,110.08-589,560.33-245,894.22

Finding the Fourth Proportional to 427,110.08, 589,560.33 and 245,894.22

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Solution

The fourth proportional to 427,110.08, 589,560.33 and 245,894.22 is: 339,419.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,110.08 : 589,560.33 = 245,894.22 : x
  2. Step 2: Convert to fraction form
    427,110.08/589,560.33 = 245,894.22/x
  3. Step 3: Cross multiply
    427,110.08x = 589,560.33 × 245,894.22
  4. Step 4: Simplify right side
    427,110.08x = 144,969,477,488.29
  5. Step 5: Solve for x
    x = 144,969,477,488.29/427,110.08
  6. Step 6: Final answer
    x = 339,419.47

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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.