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Finding the Fourth Proportional to 522,774.01, 784,207.79 and 202,918.37

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Solution

The fourth proportional to 522,774.01, 784,207.79 and 202,918.37 is: 304,395.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,774.01 : 784,207.79 = 202,918.37 : x
  2. Step 2: Convert to fraction form
    522,774.01/784,207.79 = 202,918.37/x
  3. Step 3: Cross multiply
    522,774.01x = 784,207.79 × 202,918.37
  4. Step 4: Simplify right side
    522,774.01x = 159,130,165,473.51
  5. Step 5: Solve for x
    x = 159,130,165,473.51/522,774.01
  6. Step 6: Final answer
    x = 304,395.71

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1.5x scale

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.