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Finding the Fourth Proportional to 566,119.81, 848,854.09 and 338,642.65

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Solution

The fourth proportional to 566,119.81, 848,854.09 and 338,642.65 is: 507,769.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,119.81 : 848,854.09 = 338,642.65 : x
  2. Step 2: Convert to fraction form
    566,119.81/848,854.09 = 338,642.65/x
  3. Step 3: Cross multiply
    566,119.81x = 848,854.09 × 338,642.65
  4. Step 4: Simplify right side
    566,119.81x = 287,458,196,802.11
  5. Step 5: Solve for x
    x = 287,458,196,802.11/566,119.81
  6. Step 6: Final answer
    x = 507,769.19

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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.