Home / 724,410.42-1,086,369.54-250,985.28

Finding the Fourth Proportional to 724,410.42, 1,086,369.54 and 250,985.28

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Solution

The fourth proportional to 724,410.42, 1,086,369.54 and 250,985.28 is: 376,392.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,410.42 : 1,086,369.54 = 250,985.28 : x
  2. Step 2: Convert to fraction form
    724,410.42/1,086,369.54 = 250,985.28/x
  3. Step 3: Cross multiply
    724,410.42x = 1,086,369.54 × 250,985.28
  4. Step 4: Simplify right side
    724,410.42x = 272,662,763,180.37
  5. Step 5: Solve for x
    x = 272,662,763,180.37/724,410.42
  6. Step 6: Final answer
    x = 376,392.66

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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.