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Finding the Fourth Proportional to 546,525.51, 819,726.69 and 147,195.51

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Solution

The fourth proportional to 546,525.51, 819,726.69 and 147,195.51 is: 220,776.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,525.51 : 819,726.69 = 147,195.51 : x
  2. Step 2: Convert to fraction form
    546,525.51/819,726.69 = 147,195.51/x
  3. Step 3: Cross multiply
    546,525.51x = 819,726.69 × 147,195.51
  4. Step 4: Simplify right side
    546,525.51x = 120,660,088,195.16
  5. Step 5: Solve for x
    x = 120,660,088,195.16/546,525.51
  6. Step 6: Final answer
    x = 220,776.68

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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.