Home / 888,385.86-1,225,972.68-501,283.45

Finding the Fourth Proportional to 888,385.86, 1,225,972.68 and 501,283.45

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Solution

The fourth proportional to 888,385.86, 1,225,972.68 and 501,283.45 is: 691,771.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,385.86 : 1,225,972.68 = 501,283.45 : x
  2. Step 2: Convert to fraction form
    888,385.86/1,225,972.68 = 501,283.45/x
  3. Step 3: Cross multiply
    888,385.86x = 1,225,972.68 × 501,283.45
  4. Step 4: Simplify right side
    888,385.86x = 614,559,812,993.85
  5. Step 5: Solve for x
    x = 614,559,812,993.85/888,385.86
  6. Step 6: Final answer
    x = 691,771.26

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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.