Home / 858,008.91-1,184,606.96-531,668.21

Finding the Fourth Proportional to 858,008.91, 1,184,606.96 and 531,668.21

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Solution

The fourth proportional to 858,008.91, 1,184,606.96 and 531,668.21 is: 734,045.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,008.91 : 1,184,606.96 = 531,668.21 : x
  2. Step 2: Convert to fraction form
    858,008.91/1,184,606.96 = 531,668.21/x
  3. Step 3: Cross multiply
    858,008.91x = 1,184,606.96 × 531,668.21
  4. Step 4: Simplify right side
    858,008.91x = 629,817,853,395.37
  5. Step 5: Solve for x
    x = 629,817,853,395.37/858,008.91
  6. Step 6: Final answer
    x = 734,045.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.