Home / 694,547.84-1,041,898.16-221,067.20

Finding the Fourth Proportional to 694,547.84, 1,041,898.16 and 221,067.20

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Solution

The fourth proportional to 694,547.84, 1,041,898.16 and 221,067.20 is: 331,625.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,547.84 : 1,041,898.16 = 221,067.20 : x
  2. Step 2: Convert to fraction form
    694,547.84/1,041,898.16 = 221,067.20/x
  3. Step 3: Cross multiply
    694,547.84x = 1,041,898.16 × 221,067.20
  4. Step 4: Simplify right side
    694,547.84x = 230,329,508,916.35
  5. Step 5: Solve for x
    x = 230,329,508,916.35/694,547.84
  6. Step 6: Final answer
    x = 331,625.12

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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.