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Finding the Fourth Proportional to 473,533.88, 653,496.62 and 272,330.04

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Solution

The fourth proportional to 473,533.88, 653,496.62 and 272,330.04 is: 375,826.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,533.88 : 653,496.62 = 272,330.04 : x
  2. Step 2: Convert to fraction form
    473,533.88/653,496.62 = 272,330.04/x
  3. Step 3: Cross multiply
    473,533.88x = 653,496.62 × 272,330.04
  4. Step 4: Simplify right side
    473,533.88x = 177,966,760,664.47
  5. Step 5: Solve for x
    x = 177,966,760,664.47/473,533.88
  6. Step 6: Final answer
    x = 375,826.88

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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.