Home / 785,814.54-1,084,554.52-463,603.82

Finding the Fourth Proportional to 785,814.54, 1,084,554.52 and 463,603.82

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Solution

The fourth proportional to 785,814.54, 1,084,554.52 and 463,603.82 is: 639,850.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,814.54 : 1,084,554.52 = 463,603.82 : x
  2. Step 2: Convert to fraction form
    785,814.54/1,084,554.52 = 463,603.82/x
  3. Step 3: Cross multiply
    785,814.54x = 1,084,554.52 × 463,603.82
  4. Step 4: Simplify right side
    785,814.54x = 502,803,618,470.27
  5. Step 5: Solve for x
    x = 502,803,618,470.27/785,814.54
  6. Step 6: Final answer
    x = 639,850.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.