Home / 929,374.90-1,392,764.74-501,989.29

Finding the Fourth Proportional to 929,374.90, 1,392,764.74 and 501,989.29

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Solution

The fourth proportional to 929,374.90, 1,392,764.74 and 501,989.29 is: 752,283.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,374.90 : 1,392,764.74 = 501,989.29 : x
  2. Step 2: Convert to fraction form
    929,374.90/1,392,764.74 = 501,989.29/x
  3. Step 3: Cross multiply
    929,374.90x = 1,392,764.74 × 501,989.29
  4. Step 4: Simplify right side
    929,374.90x = 699,152,982,969.64
  5. Step 5: Solve for x
    x = 699,152,982,969.64/929,374.90
  6. Step 6: Final answer
    x = 752,283.05

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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.