Home / 971,137.84-1,456,653.16-297,218.64

Finding the Fourth Proportional to 971,137.84, 1,456,653.16 and 297,218.64

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Solution

The fourth proportional to 971,137.84, 1,456,653.16 and 297,218.64 is: 445,811.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,137.84 : 1,456,653.16 = 297,218.64 : x
  2. Step 2: Convert to fraction form
    971,137.84/1,456,653.16 = 297,218.64/x
  3. Step 3: Cross multiply
    971,137.84x = 1,456,653.16 × 297,218.64
  4. Step 4: Simplify right side
    971,137.84x = 432,944,471,166.90
  5. Step 5: Solve for x
    x = 432,944,471,166.90/971,137.84
  6. Step 6: Final answer
    x = 445,811.56

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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.