Home / 869,336.89-1,303,677.77-363,932.81

Finding the Fourth Proportional to 869,336.89, 1,303,677.77 and 363,932.81

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Solution

The fourth proportional to 869,336.89, 1,303,677.77 and 363,932.81 is: 545,762.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,336.89 : 1,303,677.77 = 363,932.81 : x
  2. Step 2: Convert to fraction form
    869,336.89/1,303,677.77 = 363,932.81/x
  3. Step 3: Cross multiply
    869,336.89x = 1,303,677.77 × 363,932.81
  4. Step 4: Simplify right side
    869,336.89x = 474,451,110,721.37
  5. Step 5: Solve for x
    x = 474,451,110,721.37/869,336.89
  6. Step 6: Final answer
    x = 545,762.08

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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.