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Finding the Fourth Proportional to 510,335.37, 764,628.26 and 360,307.17

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Solution

The fourth proportional to 510,335.37, 764,628.26 and 360,307.17 is: 539,843.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,335.37 : 764,628.26 = 360,307.17 : x
  2. Step 2: Convert to fraction form
    510,335.37/764,628.26 = 360,307.17/x
  3. Step 3: Cross multiply
    510,335.37x = 764,628.26 × 360,307.17
  4. Step 4: Simplify right side
    510,335.37x = 275,501,042,661.09
  5. Step 5: Solve for x
    x = 275,501,042,661.09/510,335.37
  6. Step 6: Final answer
    x = 539,843.13

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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.