Home / 839,957.34-1,259,941.03-208,871.15

Finding the Fourth Proportional to 839,957.34, 1,259,941.03 and 208,871.15

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Solution

The fourth proportional to 839,957.34, 1,259,941.03 and 208,871.15 is: 313,307.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,957.34 : 1,259,941.03 = 208,871.15 : x
  2. Step 2: Convert to fraction form
    839,957.34/1,259,941.03 = 208,871.15/x
  3. Step 3: Cross multiply
    839,957.34x = 1,259,941.03 × 208,871.15
  4. Step 4: Simplify right side
    839,957.34x = 263,165,331,868.29
  5. Step 5: Solve for x
    x = 263,165,331,868.29/839,957.34
  6. Step 6: Final answer
    x = 313,307.97

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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.