Home / 896,908.94-1,345,357.85-328,329.57

Finding the Fourth Proportional to 896,908.94, 1,345,357.85 and 328,329.57

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Solution

The fourth proportional to 896,908.94, 1,345,357.85 and 328,329.57 is: 492,492.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,908.94 : 1,345,357.85 = 328,329.57 : x
  2. Step 2: Convert to fraction form
    896,908.94/1,345,357.85 = 328,329.57/x
  3. Step 3: Cross multiply
    896,908.94x = 1,345,357.85 × 328,329.57
  4. Step 4: Simplify right side
    896,908.94x = 441,720,762,744.98
  5. Step 5: Solve for x
    x = 441,720,762,744.98/896,908.94
  6. Step 6: Final answer
    x = 492,492.32

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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.