Home / 637,089.03-879,165.16-361,497.06

Finding the Fourth Proportional to 637,089.03, 879,165.16 and 361,497.06

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Solution

The fourth proportional to 637,089.03, 879,165.16 and 361,497.06 is: 498,855.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,089.03 : 879,165.16 = 361,497.06 : x
  2. Step 2: Convert to fraction form
    637,089.03/879,165.16 = 361,497.06/x
  3. Step 3: Cross multiply
    637,089.03x = 879,165.16 × 361,497.06
  4. Step 4: Simplify right side
    637,089.03x = 317,815,619,690.69
  5. Step 5: Solve for x
    x = 317,815,619,690.69/637,089.03
  6. Step 6: Final answer
    x = 498,855.90

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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.