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Finding the Fourth Proportional to 531,797.70, 797,031.33 and 265,632.51

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Solution

The fourth proportional to 531,797.70, 797,031.33 and 265,632.51 is: 398,116.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,797.70 : 797,031.33 = 265,632.51 : x
  2. Step 2: Convert to fraction form
    531,797.70/797,031.33 = 265,632.51/x
  3. Step 3: Cross multiply
    531,797.70x = 797,031.33 × 265,632.51
  4. Step 4: Simplify right side
    531,797.70x = 211,717,432,736.54
  5. Step 5: Solve for x
    x = 211,717,432,736.54/531,797.70
  6. Step 6: Final answer
    x = 398,116.49

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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.