Home / 513,020.54-769,346.28-175,973.77

Finding the Fourth Proportional to 513,020.54, 769,346.28 and 175,973.77

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Solution

The fourth proportional to 513,020.54, 769,346.28 and 175,973.77 is: 263,897.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,020.54 : 769,346.28 = 175,973.77 : x
  2. Step 2: Convert to fraction form
    513,020.54/769,346.28 = 175,973.77/x
  3. Step 3: Cross multiply
    513,020.54x = 769,346.28 × 175,973.77
  4. Step 4: Simplify right side
    513,020.54x = 135,384,761,466.26
  5. Step 5: Solve for x
    x = 135,384,761,466.26/513,020.54
  6. Step 6: Final answer
    x = 263,897.35

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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.