Home / 423,286.34-584,146.23-242,027.78

Finding the Fourth Proportional to 423,286.34, 584,146.23 and 242,027.78

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Solution

The fourth proportional to 423,286.34, 584,146.23 and 242,027.78 is: 334,004.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,286.34 : 584,146.23 = 242,027.78 : x
  2. Step 2: Convert to fraction form
    423,286.34/584,146.23 = 242,027.78/x
  3. Step 3: Cross multiply
    423,286.34x = 584,146.23 × 242,027.78
  4. Step 4: Simplify right side
    423,286.34x = 141,379,615,242.27
  5. Step 5: Solve for x
    x = 141,379,615,242.27/423,286.34
  6. Step 6: Final answer
    x = 334,004.67

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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.