Home / 372,830.53-514,506.77-211,685.59

Finding the Fourth Proportional to 372,830.53, 514,506.77 and 211,685.59

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Solution

The fourth proportional to 372,830.53, 514,506.77 and 211,685.59 is: 292,126.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,830.53 : 514,506.77 = 211,685.59 : x
  2. Step 2: Convert to fraction form
    372,830.53/514,506.77 = 211,685.59/x
  3. Step 3: Cross multiply
    372,830.53x = 514,506.77 × 211,685.59
  4. Step 4: Simplify right side
    372,830.53x = 108,913,669,166.44
  5. Step 5: Solve for x
    x = 108,913,669,166.44/372,830.53
  6. Step 6: Final answer
    x = 292,126.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.