Home / 839,828.28-1,259,484.03-240,628.89

Finding the Fourth Proportional to 839,828.28, 1,259,484.03 and 240,628.89

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Solution

The fourth proportional to 839,828.28, 1,259,484.03 and 240,628.89 is: 360,869.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,828.28 : 1,259,484.03 = 240,628.89 : x
  2. Step 2: Convert to fraction form
    839,828.28/1,259,484.03 = 240,628.89/x
  3. Step 3: Cross multiply
    839,828.28x = 1,259,484.03 × 240,628.89
  4. Step 4: Simplify right side
    839,828.28x = 303,068,244,111.63
  5. Step 5: Solve for x
    x = 303,068,244,111.63/839,828.28
  6. Step 6: Final answer
    x = 360,869.30

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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.