Home / 674,550.81-1,011,529.71-358,932.69

Finding the Fourth Proportional to 674,550.81, 1,011,529.71 and 358,932.69

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Solution

The fourth proportional to 674,550.81, 1,011,529.71 and 358,932.69 is: 538,241.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,550.81 : 1,011,529.71 = 358,932.69 : x
  2. Step 2: Convert to fraction form
    674,550.81/1,011,529.71 = 358,932.69/x
  3. Step 3: Cross multiply
    674,550.81x = 1,011,529.71 × 358,932.69
  4. Step 4: Simplify right side
    674,550.81x = 363,071,079,825.22
  5. Step 5: Solve for x
    x = 363,071,079,825.22/674,550.81
  6. Step 6: Final answer
    x = 538,241.26

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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.