Home / 1,385,900.33-2,078,907.73-475,708.00

Finding the Fourth Proportional to 1,385,900.33, 2,078,907.73 and 475,708.00

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Solution

The fourth proportional to 1,385,900.33, 2,078,907.73 and 475,708.00 is: 713,581.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,900.33 : 2,078,907.73 = 475,708.00 : x
  2. Step 2: Convert to fraction form
    1,385,900.33/2,078,907.73 = 475,708.00/x
  3. Step 3: Cross multiply
    1,385,900.33x = 2,078,907.73 × 475,708.00
  4. Step 4: Simplify right side
    1,385,900.33x = 988,953,032,036.30
  5. Step 5: Solve for x
    x = 988,953,032,036.30/1,385,900.33
  6. Step 6: Final answer
    x = 713,581.64

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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.