Home / 783,670.05-1,175,506.32-215,058.94

Finding the Fourth Proportional to 783,670.05, 1,175,506.32 and 215,058.94

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Solution

The fourth proportional to 783,670.05, 1,175,506.32 and 215,058.94 is: 322,588.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,670.05 : 1,175,506.32 = 215,058.94 : x
  2. Step 2: Convert to fraction form
    783,670.05/1,175,506.32 = 215,058.94/x
  3. Step 3: Cross multiply
    783,670.05x = 1,175,506.32 × 215,058.94
  4. Step 4: Simplify right side
    783,670.05x = 252,803,137,264.97
  5. Step 5: Solve for x
    x = 252,803,137,264.97/783,670.05
  6. Step 6: Final answer
    x = 322,588.75

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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.