Home / 387,583.48-534,817.11-224,268.04

Finding the Fourth Proportional to 387,583.48, 534,817.11 and 224,268.04

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Solution

The fourth proportional to 387,583.48, 534,817.11 and 224,268.04 is: 309,462.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,583.48 : 534,817.11 = 224,268.04 : x
  2. Step 2: Convert to fraction form
    387,583.48/534,817.11 = 224,268.04/x
  3. Step 3: Cross multiply
    387,583.48x = 534,817.11 × 224,268.04
  4. Step 4: Simplify right side
    387,583.48x = 119,942,385,018.16
  5. Step 5: Solve for x
    x = 119,942,385,018.16/387,583.48
  6. Step 6: Final answer
    x = 309,462.07

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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.