Home / 489,140.26-732,525.36-248,621.56

Finding the Fourth Proportional to 489,140.26, 732,525.36 and 248,621.56

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Solution

The fourth proportional to 489,140.26, 732,525.36 and 248,621.56 is: 372,330.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,140.26 : 732,525.36 = 248,621.56 : x
  2. Step 2: Convert to fraction form
    489,140.26/732,525.36 = 248,621.56/x
  3. Step 3: Cross multiply
    489,140.26x = 732,525.36 × 248,621.56
  4. Step 4: Simplify right side
    489,140.26x = 182,121,597,742.76
  5. Step 5: Solve for x
    x = 182,121,597,742.76/489,140.26
  6. Step 6: Final answer
    x = 372,330.01

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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.