Home / 673,892.28-1,009,965.87-274,068.63

Finding the Fourth Proportional to 673,892.28, 1,009,965.87 and 274,068.63

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Solution

The fourth proportional to 673,892.28, 1,009,965.87 and 274,068.63 is: 410,748.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,892.28 : 1,009,965.87 = 274,068.63 : x
  2. Step 2: Convert to fraction form
    673,892.28/1,009,965.87 = 274,068.63/x
  3. Step 3: Cross multiply
    673,892.28x = 1,009,965.87 × 274,068.63
  4. Step 4: Simplify right side
    673,892.28x = 276,799,962,337.66
  5. Step 5: Solve for x
    x = 276,799,962,337.66/673,892.28
  6. Step 6: Final answer
    x = 410,748.08

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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.