Home / 910,616.88-1,255,483.07-746,669.33

Finding the Fourth Proportional to 910,616.88, 1,255,483.07 and 746,669.33

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Solution

The fourth proportional to 910,616.88, 1,255,483.07 and 746,669.33 is: 1,029,445.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,616.88 : 1,255,483.07 = 746,669.33 : x
  2. Step 2: Convert to fraction form
    910,616.88/1,255,483.07 = 746,669.33/x
  3. Step 3: Cross multiply
    910,616.88x = 1,255,483.07 × 746,669.33
  4. Step 4: Simplify right side
    910,616.88x = 937,430,702,108.60
  5. Step 5: Solve for x
    x = 937,430,702,108.60/910,616.88
  6. Step 6: Final answer
    x = 1,029,445.78

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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.