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Finding the Fourth Proportional to 493,166.40, 739,749.60 and 335,702.40

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Solution

The fourth proportional to 493,166.40, 739,749.60 and 335,702.40 is: 503,553.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,166.40 : 739,749.60 = 335,702.40 : x
  2. Step 2: Convert to fraction form
    493,166.40/739,749.60 = 335,702.40/x
  3. Step 3: Cross multiply
    493,166.40x = 739,749.60 × 335,702.40
  4. Step 4: Simplify right side
    493,166.40x = 248,335,716,119.04
  5. Step 5: Solve for x
    x = 248,335,716,119.04/493,166.40
  6. Step 6: Final answer
    x = 503,553.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.