Home / 929,969.45-1,393,655.12-502,583.94

Finding the Fourth Proportional to 929,969.45, 1,393,655.12 and 502,583.94

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Solution

The fourth proportional to 929,969.45, 1,393,655.12 and 502,583.94 is: 753,173.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,969.45 : 1,393,655.12 = 502,583.94 : x
  2. Step 2: Convert to fraction form
    929,969.45/1,393,655.12 = 502,583.94/x
  3. Step 3: Cross multiply
    929,969.45x = 1,393,655.12 × 502,583.94
  4. Step 4: Simplify right side
    929,969.45x = 700,428,680,582.54
  5. Step 5: Solve for x
    x = 700,428,680,582.54/929,969.45
  6. Step 6: Final answer
    x = 753,173.86

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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.