Home / 405,372.83-559,572.23-362,857.55

Finding the Fourth Proportional to 405,372.83, 559,572.23 and 362,857.55

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Solution

The fourth proportional to 405,372.83, 559,572.23 and 362,857.55 is: 500,884.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,372.83 : 559,572.23 = 362,857.55 : x
  2. Step 2: Convert to fraction form
    405,372.83/559,572.23 = 362,857.55/x
  3. Step 3: Cross multiply
    405,372.83x = 559,572.23 × 362,857.55
  4. Step 4: Simplify right side
    405,372.83x = 203,045,006,535.12
  5. Step 5: Solve for x
    x = 203,045,006,535.12/405,372.83
  6. Step 6: Final answer
    x = 500,884.60

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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.