Home / 902,268.78-1,353,307.80-475,633.68

Finding the Fourth Proportional to 902,268.78, 1,353,307.80 and 475,633.68

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Solution

The fourth proportional to 902,268.78, 1,353,307.80 and 475,633.68 is: 713,400.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,268.78 : 1,353,307.80 = 475,633.68 : x
  2. Step 2: Convert to fraction form
    902,268.78/1,353,307.80 = 475,633.68/x
  3. Step 3: Cross multiply
    902,268.78x = 1,353,307.80 × 475,633.68
  4. Step 4: Simplify right side
    902,268.78x = 643,678,769,086.70
  5. Step 5: Solve for x
    x = 643,678,769,086.70/902,268.78
  6. Step 6: Final answer
    x = 713,400.25

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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.