Home / 783,578.37-1,175,810.42-334,256.79

Finding the Fourth Proportional to 783,578.37, 1,175,810.42 and 334,256.79

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Solution

The fourth proportional to 783,578.37, 1,175,810.42 and 334,256.79 is: 501,574.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,578.37 : 1,175,810.42 = 334,256.79 : x
  2. Step 2: Convert to fraction form
    783,578.37/1,175,810.42 = 334,256.79/x
  3. Step 3: Cross multiply
    783,578.37x = 1,175,810.42 × 334,256.79
  4. Step 4: Simplify right side
    783,578.37x = 393,022,617,473.39
  5. Step 5: Solve for x
    x = 393,022,617,473.39/783,578.37
  6. Step 6: Final answer
    x = 501,574.10

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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.