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Finding the Fourth Proportional to 254,751.30, 357,176.70 and 254,751.30

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Solution

The fourth proportional to 254,751.30, 357,176.70 and 254,751.30 is: 357,176.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,751.30 : 357,176.70 = 254,751.30 : x
  2. Step 2: Convert to fraction form
    254,751.30/357,176.70 = 254,751.30/x
  3. Step 3: Cross multiply
    254,751.30x = 357,176.70 × 254,751.30
  4. Step 4: Simplify right side
    254,751.30x = 90,991,228,654.71
  5. Step 5: Solve for x
    x = 90,991,228,654.71/254,751.30
  6. Step 6: Final answer
    x = 357,176.70

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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.