Home / 839,245.36-1,259,101.64-365,972.40

Finding the Fourth Proportional to 839,245.36, 1,259,101.64 and 365,972.40

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Solution

The fourth proportional to 839,245.36, 1,259,101.64 and 365,972.40 is: 549,060.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,245.36 : 1,259,101.64 = 365,972.40 : x
  2. Step 2: Convert to fraction form
    839,245.36/1,259,101.64 = 365,972.40/x
  3. Step 3: Cross multiply
    839,245.36x = 1,259,101.64 × 365,972.40
  4. Step 4: Simplify right side
    839,245.36x = 460,796,449,034.74
  5. Step 5: Solve for x
    x = 460,796,449,034.74/839,245.36
  6. Step 6: Final answer
    x = 549,060.47

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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.