Home / 913,278.33-1,260,830.88-550,794.42

Finding the Fourth Proportional to 913,278.33, 1,260,830.88 and 550,794.42

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Solution

The fourth proportional to 913,278.33, 1,260,830.88 and 550,794.42 is: 760,401.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,278.33 : 1,260,830.88 = 550,794.42 : x
  2. Step 2: Convert to fraction form
    913,278.33/1,260,830.88 = 550,794.42/x
  3. Step 3: Cross multiply
    913,278.33x = 1,260,830.88 × 550,794.42
  4. Step 4: Simplify right side
    913,278.33x = 694,458,613,267.69
  5. Step 5: Solve for x
    x = 694,458,613,267.69/913,278.33
  6. Step 6: Final answer
    x = 760,401.94

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1.5x scale

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.