Home / 372,892.13-514,588.51-203,126.26

Finding the Fourth Proportional to 372,892.13, 514,588.51 and 203,126.26

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Solution

The fourth proportional to 372,892.13, 514,588.51 and 203,126.26 is: 280,312.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,892.13 : 514,588.51 = 203,126.26 : x
  2. Step 2: Convert to fraction form
    372,892.13/514,588.51 = 203,126.26/x
  3. Step 3: Cross multiply
    372,892.13x = 514,588.51 × 203,126.26
  4. Step 4: Simplify right side
    372,892.13x = 104,526,439,475.27
  5. Step 5: Solve for x
    x = 104,526,439,475.27/372,892.13
  6. Step 6: Final answer
    x = 280,312.81

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1.5x scale

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.