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Finding the Fourth Proportional to 366,775.80, 506,151.89 and 230,899.65

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Solution

The fourth proportional to 366,775.80, 506,151.89 and 230,899.65 is: 318,642.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,775.80 : 506,151.89 = 230,899.65 : x
  2. Step 2: Convert to fraction form
    366,775.80/506,151.89 = 230,899.65/x
  3. Step 3: Cross multiply
    366,775.80x = 506,151.89 × 230,899.65
  4. Step 4: Simplify right side
    366,775.80x = 116,870,294,247.84
  5. Step 5: Solve for x
    x = 116,870,294,247.84/366,775.80
  6. Step 6: Final answer
    x = 318,642.33

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1.5x scale

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.