Home / 756,012.27-1,133,624.67-356,545.80

Finding the Fourth Proportional to 756,012.27, 1,133,624.67 and 356,545.80

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Solution

The fourth proportional to 756,012.27, 1,133,624.67 and 356,545.80 is: 534,633.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,012.27 : 1,133,624.67 = 356,545.80 : x
  2. Step 2: Convert to fraction form
    756,012.27/1,133,624.67 = 356,545.80/x
  3. Step 3: Cross multiply
    756,012.27x = 1,133,624.67 × 356,545.80
  4. Step 4: Simplify right side
    756,012.27x = 404,189,114,864.89
  5. Step 5: Solve for x
    x = 404,189,114,864.89/756,012.27
  6. Step 6: Final answer
    x = 534,633.01

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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.