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Finding the Fourth Proportional to 246,800.40, 346,220.40 and 246,800.40

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Solution

The fourth proportional to 246,800.40, 346,220.40 and 246,800.40 is: 346,220.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,800.40 : 346,220.40 = 246,800.40 : x
  2. Step 2: Convert to fraction form
    246,800.40/346,220.40 = 246,800.40/x
  3. Step 3: Cross multiply
    246,800.40x = 346,220.40 × 246,800.40
  4. Step 4: Simplify right side
    246,800.40x = 85,447,333,208.16
  5. Step 5: Solve for x
    x = 85,447,333,208.16/246,800.40
  6. Step 6: Final answer
    x = 346,220.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.