Home / 833,089.75-1,248,793.08-328,005.14

Finding the Fourth Proportional to 833,089.75, 1,248,793.08 and 328,005.14

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Solution

The fourth proportional to 833,089.75, 1,248,793.08 and 328,005.14 is: 491,676.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,089.75 : 1,248,793.08 = 328,005.14 : x
  2. Step 2: Convert to fraction form
    833,089.75/1,248,793.08 = 328,005.14/x
  3. Step 3: Cross multiply
    833,089.75x = 1,248,793.08 × 328,005.14
  4. Step 4: Simplify right side
    833,089.75x = 409,610,549,036.43
  5. Step 5: Solve for x
    x = 409,610,549,036.43/833,089.75
  6. Step 6: Final answer
    x = 491,676.38

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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.