Home / 395,298.05-592,450.45-170,395.25

Finding the Fourth Proportional to 395,298.05, 592,450.45 and 170,395.25

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Solution

The fourth proportional to 395,298.05, 592,450.45 and 170,395.25 is: 255,378.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,298.05 : 592,450.45 = 170,395.25 : x
  2. Step 2: Convert to fraction form
    395,298.05/592,450.45 = 170,395.25/x
  3. Step 3: Cross multiply
    395,298.05x = 592,450.45 × 170,395.25
  4. Step 4: Simplify right side
    395,298.05x = 100,950,739,152.12
  5. Step 5: Solve for x
    x = 100,950,739,152.12/395,298.05
  6. Step 6: Final answer
    x = 255,378.80

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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.