Home / 373,072.56-514,822.68-211,923.60

Finding the Fourth Proportional to 373,072.56, 514,822.68 and 211,923.60

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Solution

The fourth proportional to 373,072.56, 514,822.68 and 211,923.60 is: 292,444.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,072.56 : 514,822.68 = 211,923.60 : x
  2. Step 2: Convert to fraction form
    373,072.56/514,822.68 = 211,923.60/x
  3. Step 3: Cross multiply
    373,072.56x = 514,822.68 × 211,923.60
  4. Step 4: Simplify right side
    373,072.56x = 109,103,075,707.25
  5. Step 5: Solve for x
    x = 109,103,075,707.25/373,072.56
  6. Step 6: Final answer
    x = 292,444.65

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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.