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Finding the Fourth Proportional to 468,700.44, 646,802.90 and 253,835.56

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Solution

The fourth proportional to 468,700.44, 646,802.90 and 253,835.56 is: 350,291.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,700.44 : 646,802.90 = 253,835.56 : x
  2. Step 2: Convert to fraction form
    468,700.44/646,802.90 = 253,835.56/x
  3. Step 3: Cross multiply
    468,700.44x = 646,802.90 × 253,835.56
  4. Step 4: Simplify right side
    468,700.44x = 164,181,576,331.12
  5. Step 5: Solve for x
    x = 164,181,576,331.12/468,700.44
  6. Step 6: Final answer
    x = 350,291.07

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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.