Home / 1,306,311.30-1,959,590.61-507,654.45

Finding the Fourth Proportional to 1,306,311.30, 1,959,590.61 and 507,654.45

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Solution

The fourth proportional to 1,306,311.30, 1,959,590.61 and 507,654.45 is: 761,529.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,311.30 : 1,959,590.61 = 507,654.45 : x
  2. Step 2: Convert to fraction form
    1,306,311.30/1,959,590.61 = 507,654.45/x
  3. Step 3: Cross multiply
    1,306,311.30x = 1,959,590.61 × 507,654.45
  4. Step 4: Simplify right side
    1,306,311.30x = 994,794,893,344.72
  5. Step 5: Solve for x
    x = 994,794,893,344.72/1,306,311.30
  6. Step 6: Final answer
    x = 761,529.73

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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.