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Finding the Fourth Proportional to 544,340.84, 751,147.80 and 302,608.70

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Solution

The fourth proportional to 544,340.84, 751,147.80 and 302,608.70 is: 417,576.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,340.84 : 751,147.80 = 302,608.70 : x
  2. Step 2: Convert to fraction form
    544,340.84/751,147.80 = 302,608.70/x
  3. Step 3: Cross multiply
    544,340.84x = 751,147.80 × 302,608.70
  4. Step 4: Simplify right side
    544,340.84x = 227,303,859,265.86
  5. Step 5: Solve for x
    x = 227,303,859,265.86/544,340.84
  6. Step 6: Final answer
    x = 417,576.35

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Similar ratio
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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.