Home / 710,981.82-1,066,255.83-373,839.57

Finding the Fourth Proportional to 710,981.82, 1,066,255.83 and 373,839.57

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Solution

The fourth proportional to 710,981.82, 1,066,255.83 and 373,839.57 is: 560,645.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,981.82 : 1,066,255.83 = 373,839.57 : x
  2. Step 2: Convert to fraction form
    710,981.82/1,066,255.83 = 373,839.57/x
  3. Step 3: Cross multiply
    710,981.82x = 1,066,255.83 × 373,839.57
  4. Step 4: Simplify right side
    710,981.82x = 398,608,620,997.19
  5. Step 5: Solve for x
    x = 398,608,620,997.19/710,981.82
  6. Step 6: Final answer
    x = 560,645.31

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1.5x scale

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.