Home / 824,548.03-1,236,804.53-225,509.20

Finding the Fourth Proportional to 824,548.03, 1,236,804.53 and 225,509.20

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Solution

The fourth proportional to 824,548.03, 1,236,804.53 and 225,509.20 is: 338,259.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,548.03 : 1,236,804.53 = 225,509.20 : x
  2. Step 2: Convert to fraction form
    824,548.03/1,236,804.53 = 225,509.20/x
  3. Step 3: Cross multiply
    824,548.03x = 1,236,804.53 × 225,509.20
  4. Step 4: Simplify right side
    824,548.03x = 278,910,795,897.12
  5. Step 5: Solve for x
    x = 278,910,795,897.12/824,548.03
  6. Step 6: Final answer
    x = 338,259.01

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1.5x scale

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.