Home / 784,833.18-1,176,433.29-363,762.78

Finding the Fourth Proportional to 784,833.18, 1,176,433.29 and 363,762.78

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Solution

The fourth proportional to 784,833.18, 1,176,433.29 and 363,762.78 is: 545,265.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,833.18 : 1,176,433.29 = 363,762.78 : x
  2. Step 2: Convert to fraction form
    784,833.18/1,176,433.29 = 363,762.78/x
  3. Step 3: Cross multiply
    784,833.18x = 1,176,433.29 × 363,762.78
  4. Step 4: Simplify right side
    784,833.18x = 427,942,644,054.95
  5. Step 5: Solve for x
    x = 427,942,644,054.95/784,833.18
  6. Step 6: Final answer
    x = 545,265.74

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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.