Home / 887,893.25-1,225,412.54-500,788.17

Finding the Fourth Proportional to 887,893.25, 1,225,412.54 and 500,788.17

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Solution

The fourth proportional to 887,893.25, 1,225,412.54 and 500,788.17 is: 691,155.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,893.25 : 1,225,412.54 = 500,788.17 : x
  2. Step 2: Convert to fraction form
    887,893.25/1,225,412.54 = 500,788.17/x
  3. Step 3: Cross multiply
    887,893.25x = 1,225,412.54 × 500,788.17
  4. Step 4: Simplify right side
    887,893.25x = 613,672,100,897.71
  5. Step 5: Solve for x
    x = 613,672,100,897.71/887,893.25
  6. Step 6: Final answer
    x = 691,155.28

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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.