Home / 508,276.29-762,253.83-171,238.40

Finding the Fourth Proportional to 508,276.29, 762,253.83 and 171,238.40

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Solution

The fourth proportional to 508,276.29, 762,253.83 and 171,238.40 is: 256,803.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,276.29 : 762,253.83 = 171,238.40 : x
  2. Step 2: Convert to fraction form
    508,276.29/762,253.83 = 171,238.40/x
  3. Step 3: Cross multiply
    508,276.29x = 762,253.83 × 171,238.40
  4. Step 4: Simplify right side
    508,276.29x = 130,527,126,243.07
  5. Step 5: Solve for x
    x = 130,527,126,243.07/508,276.29
  6. Step 6: Final answer
    x = 256,803.49

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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.