Home / 850,892.35-1,174,289.55-519,890.02

Finding the Fourth Proportional to 850,892.35, 1,174,289.55 and 519,890.02

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Solution

The fourth proportional to 850,892.35, 1,174,289.55 and 519,890.02 is: 717,483.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,892.35 : 1,174,289.55 = 519,890.02 : x
  2. Step 2: Convert to fraction form
    850,892.35/1,174,289.55 = 519,890.02/x
  3. Step 3: Cross multiply
    850,892.35x = 1,174,289.55 × 519,890.02
  4. Step 4: Simplify right side
    850,892.35x = 610,501,417,635.29
  5. Step 5: Solve for x
    x = 610,501,417,635.29/850,892.35
  6. Step 6: Final answer
    x = 717,483.73

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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.