Home / 851,547.90-1,277,104.09-252,369.30

Finding the Fourth Proportional to 851,547.90, 1,277,104.09 and 252,369.30

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Solution

The fourth proportional to 851,547.90, 1,277,104.09 and 252,369.30 is: 378,489.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,547.90 : 1,277,104.09 = 252,369.30 : x
  2. Step 2: Convert to fraction form
    851,547.90/1,277,104.09 = 252,369.30/x
  3. Step 3: Cross multiply
    851,547.90x = 1,277,104.09 × 252,369.30
  4. Step 4: Simplify right side
    851,547.90x = 322,301,865,220.44
  5. Step 5: Solve for x
    x = 322,301,865,220.44/851,547.90
  6. Step 6: Final answer
    x = 378,489.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.