Home / 397,362.27-549,803.93-346,481.03

Finding the Fourth Proportional to 397,362.27, 549,803.93 and 346,481.03

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Solution

The fourth proportional to 397,362.27, 549,803.93 and 346,481.03 is: 479,402.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,362.27 : 549,803.93 = 346,481.03 : x
  2. Step 2: Convert to fraction form
    397,362.27/549,803.93 = 346,481.03/x
  3. Step 3: Cross multiply
    397,362.27x = 549,803.93 × 346,481.03
  4. Step 4: Simplify right side
    397,362.27x = 190,496,631,964.45
  5. Step 5: Solve for x
    x = 190,496,631,964.45/397,362.27
  6. Step 6: Final answer
    x = 479,402.92

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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.