Home / 719,958.76-1,079,003.18-292,996.82

Finding the Fourth Proportional to 719,958.76, 1,079,003.18 and 292,996.82

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Solution

The fourth proportional to 719,958.76, 1,079,003.18 and 292,996.82 is: 439,114.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,958.76 : 1,079,003.18 = 292,996.82 : x
  2. Step 2: Convert to fraction form
    719,958.76/1,079,003.18 = 292,996.82/x
  3. Step 3: Cross multiply
    719,958.76x = 1,079,003.18 × 292,996.82
  4. Step 4: Simplify right side
    719,958.76x = 316,144,500,509.89
  5. Step 5: Solve for x
    x = 316,144,500,509.89/719,958.76
  6. Step 6: Final answer
    x = 439,114.74

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1.5x scale

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.