Home / 782,559.81-1,174,283.95-333,233.82

Finding the Fourth Proportional to 782,559.81, 1,174,283.95 and 333,233.82

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Solution

The fourth proportional to 782,559.81, 1,174,283.95 and 333,233.82 is: 500,039.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,559.81 : 1,174,283.95 = 333,233.82 : x
  2. Step 2: Convert to fraction form
    782,559.81/1,174,283.95 = 333,233.82/x
  3. Step 3: Cross multiply
    782,559.81x = 1,174,283.95 × 333,233.82
  4. Step 4: Simplify right side
    782,559.81x = 391,311,126,423.19
  5. Step 5: Solve for x
    x = 391,311,126,423.19/782,559.81
  6. Step 6: Final answer
    x = 500,039.90

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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.