Home / 1,009,177.38-1,513,807.38-469,936.08

Finding the Fourth Proportional to 1,009,177.38, 1,513,807.38 and 469,936.08

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Solution

The fourth proportional to 1,009,177.38, 1,513,807.38 and 469,936.08 is: 704,923.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,177.38 : 1,513,807.38 = 469,936.08 : x
  2. Step 2: Convert to fraction form
    1,009,177.38/1,513,807.38 = 469,936.08/x
  3. Step 3: Cross multiply
    1,009,177.38x = 1,513,807.38 × 469,936.08
  4. Step 4: Simplify right side
    1,009,177.38x = 711,392,706,032.27
  5. Step 5: Solve for x
    x = 711,392,706,032.27/1,009,177.38
  6. Step 6: Final answer
    x = 704,923.36

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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.