Home / 910,100.85-1,365,672.89-370,257.51

Finding the Fourth Proportional to 910,100.85, 1,365,672.89 and 370,257.51

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Solution

The fourth proportional to 910,100.85, 1,365,672.89 and 370,257.51 is: 555,598.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,100.85 : 1,365,672.89 = 370,257.51 : x
  2. Step 2: Convert to fraction form
    910,100.85/1,365,672.89 = 370,257.51/x
  3. Step 3: Cross multiply
    910,100.85x = 1,365,672.89 × 370,257.51
  4. Step 4: Simplify right side
    910,100.85x = 505,650,641,874.62
  5. Step 5: Solve for x
    x = 505,650,641,874.62/910,100.85
  6. Step 6: Final answer
    x = 555,598.47

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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.