Home / 917,486.33-1,376,229.49-904,200.30

Finding the Fourth Proportional to 917,486.33, 1,376,229.49 and 904,200.30

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Solution

The fourth proportional to 917,486.33, 1,376,229.49 and 904,200.30 is: 1,356,300.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,486.33 : 1,376,229.49 = 904,200.30 : x
  2. Step 2: Convert to fraction form
    917,486.33/1,376,229.49 = 904,200.30/x
  3. Step 3: Cross multiply
    917,486.33x = 1,376,229.49 × 904,200.30
  4. Step 4: Simplify right side
    917,486.33x = 1,244,387,115,466.35
  5. Step 5: Solve for x
    x = 1,244,387,115,466.35/917,486.33
  6. Step 6: Final answer
    x = 1,356,300.45

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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.