Home / 839,574.30-1,259,361.45-804,582.30

Finding the Fourth Proportional to 839,574.30, 1,259,361.45 and 804,582.30

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Solution

The fourth proportional to 839,574.30, 1,259,361.45 and 804,582.30 is: 1,206,873.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,574.30 : 1,259,361.45 = 804,582.30 : x
  2. Step 2: Convert to fraction form
    839,574.30/1,259,361.45 = 804,582.30/x
  3. Step 3: Cross multiply
    839,574.30x = 1,259,361.45 × 804,582.30
  4. Step 4: Simplify right side
    839,574.30x = 1,013,259,931,972.34
  5. Step 5: Solve for x
    x = 1,013,259,931,972.34/839,574.30
  6. Step 6: Final answer
    x = 1,206,873.45

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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.