Home / 806,582.35-1,210,055.79-266,837.35

Finding the Fourth Proportional to 806,582.35, 1,210,055.79 and 266,837.35

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Solution

The fourth proportional to 806,582.35, 1,210,055.79 and 266,837.35 is: 400,316.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,582.35 : 1,210,055.79 = 266,837.35 : x
  2. Step 2: Convert to fraction form
    806,582.35/1,210,055.79 = 266,837.35/x
  3. Step 3: Cross multiply
    806,582.35x = 1,210,055.79 × 266,837.35
  4. Step 4: Simplify right side
    806,582.35x = 322,888,082,502.43
  5. Step 5: Solve for x
    x = 322,888,082,502.43/806,582.35
  6. Step 6: Final answer
    x = 400,316.33

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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.