Home / 377,502.03-520,937.37-216,244.98

Finding the Fourth Proportional to 377,502.03, 520,937.37 and 216,244.98

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Solution

The fourth proportional to 377,502.03, 520,937.37 and 216,244.98 is: 298,409.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,502.03 : 520,937.37 = 216,244.98 : x
  2. Step 2: Convert to fraction form
    377,502.03/520,937.37 = 216,244.98/x
  3. Step 3: Cross multiply
    377,502.03x = 520,937.37 × 216,244.98
  4. Step 4: Simplify right side
    377,502.03x = 112,650,091,156.90
  5. Step 5: Solve for x
    x = 112,650,091,156.90/377,502.03
  6. Step 6: Final answer
    x = 298,409.23

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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.