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Finding the Fourth Proportional to 473,862.02, 653,928 and 259,001.96

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Solution

The fourth proportional to 473,862.02, 653,928 and 259,001.96 is: 357,421.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,862.02 : 653,928 = 259,001.96 : x
  2. Step 2: Convert to fraction form
    473,862.02/653,928 = 259,001.96/x
  3. Step 3: Cross multiply
    473,862.02x = 653,928 × 259,001.96
  4. Step 4: Simplify right side
    473,862.02x = 169,368,633,698.88
  5. Step 5: Solve for x
    x = 169,368,633,698.88/473,862.02
  6. Step 6: Final answer
    x = 357,421.84

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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.