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Finding the Fourth Proportional to 468,803.92, 646,952.51 and 253,943.98

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Solution

The fourth proportional to 468,803.92, 646,952.51 and 253,943.98 is: 350,444.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,803.92 : 646,952.51 = 253,943.98 : x
  2. Step 2: Convert to fraction form
    468,803.92/646,952.51 = 253,943.98/x
  3. Step 3: Cross multiply
    468,803.92x = 646,952.51 × 253,943.98
  4. Step 4: Simplify right side
    468,803.92x = 164,289,695,260.39
  5. Step 5: Solve for x
    x = 164,289,695,260.39/468,803.92
  6. Step 6: Final answer
    x = 350,444.37

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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.