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Finding the Fourth Proportional to 524,886.33, 787,454.45 and 169,900.32

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Solution

The fourth proportional to 524,886.33, 787,454.45 and 169,900.32 is: 254,890.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,886.33 : 787,454.45 = 169,900.32 : x
  2. Step 2: Convert to fraction form
    524,886.33/787,454.45 = 169,900.32/x
  3. Step 3: Cross multiply
    524,886.33x = 787,454.45 × 169,900.32
  4. Step 4: Simplify right side
    524,886.33x = 133,788,763,040.42
  5. Step 5: Solve for x
    x = 133,788,763,040.42/524,886.33
  6. Step 6: Final answer
    x = 254,890.93

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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.