Home / 460,431.94-690,643.06-179,946.76

Finding the Fourth Proportional to 460,431.94, 690,643.06 and 179,946.76

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Solution

The fourth proportional to 460,431.94, 690,643.06 and 179,946.76 is: 269,918.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,431.94 : 690,643.06 = 179,946.76 : x
  2. Step 2: Convert to fraction form
    460,431.94/690,643.06 = 179,946.76/x
  3. Step 3: Cross multiply
    460,431.94x = 690,643.06 × 179,946.76
  4. Step 4: Simplify right side
    460,431.94x = 124,278,980,963.49
  5. Step 5: Solve for x
    x = 124,278,980,963.49/460,431.94
  6. Step 6: Final answer
    x = 269,918.24

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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.