Home / 803,654.52-1,205,452.53-324,089.16

Finding the Fourth Proportional to 803,654.52, 1,205,452.53 and 324,089.16

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Solution

The fourth proportional to 803,654.52, 1,205,452.53 and 324,089.16 is: 486,121.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,654.52 : 1,205,452.53 = 324,089.16 : x
  2. Step 2: Convert to fraction form
    803,654.52/1,205,452.53 = 324,089.16/x
  3. Step 3: Cross multiply
    803,654.52x = 1,205,452.53 × 324,089.16
  4. Step 4: Simplify right side
    803,654.52x = 390,674,097,867.58
  5. Step 5: Solve for x
    x = 390,674,097,867.58/803,654.52
  6. Step 6: Final answer
    x = 486,121.94

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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.