Home / 427,109.08-589,558.95-245,893.23

Finding the Fourth Proportional to 427,109.08, 589,558.95 and 245,893.23

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Solution

The fourth proportional to 427,109.08, 589,558.95 and 245,893.23 is: 339,418.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,109.08 : 589,558.95 = 245,893.23 : x
  2. Step 2: Convert to fraction form
    427,109.08/589,558.95 = 245,893.23/x
  3. Step 3: Cross multiply
    427,109.08x = 589,558.95 × 245,893.23
  4. Step 4: Simplify right side
    427,109.08x = 144,968,554,490.91
  5. Step 5: Solve for x
    x = 144,968,554,490.91/427,109.08
  6. Step 6: Final answer
    x = 339,418.10

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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.