Home / 497,388.72-746,303.40-260,675.04

Finding the Fourth Proportional to 497,388.72, 746,303.40 and 260,675.04

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Solution

The fourth proportional to 497,388.72, 746,303.40 and 260,675.04 is: 391,128.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,388.72 : 746,303.40 = 260,675.04 : x
  2. Step 2: Convert to fraction form
    497,388.72/746,303.40 = 260,675.04/x
  3. Step 3: Cross multiply
    497,388.72x = 746,303.40 × 260,675.04
  4. Step 4: Simplify right side
    497,388.72x = 194,542,668,647.14
  5. Step 5: Solve for x
    x = 194,542,668,647.14/497,388.72
  6. Step 6: Final answer
    x = 391,128.03

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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.