Home / 372,878.02-514,570.89-203,111.74

Finding the Fourth Proportional to 372,878.02, 514,570.89 and 203,111.74

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Solution

The fourth proportional to 372,878.02, 514,570.89 and 203,111.74 is: 280,293.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,878.02 : 514,570.89 = 203,111.74 : x
  2. Step 2: Convert to fraction form
    372,878.02/514,570.89 = 203,111.74/x
  3. Step 3: Cross multiply
    372,878.02x = 514,570.89 × 203,111.74
  4. Step 4: Simplify right side
    372,878.02x = 104,515,388,821.25
  5. Step 5: Solve for x
    x = 104,515,388,821.25/372,878.02
  6. Step 6: Final answer
    x = 280,293.78

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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.