Home / 1,244,051.93-1,865,975.20-345,514.82

Finding the Fourth Proportional to 1,244,051.93, 1,865,975.20 and 345,514.82

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Solution

The fourth proportional to 1,244,051.93, 1,865,975.20 and 345,514.82 is: 518,243.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,051.93 : 1,865,975.20 = 345,514.82 : x
  2. Step 2: Convert to fraction form
    1,244,051.93/1,865,975.20 = 345,514.82/x
  3. Step 3: Cross multiply
    1,244,051.93x = 1,865,975.20 × 345,514.82
  4. Step 4: Simplify right side
    1,244,051.93x = 644,722,075,158.80
  5. Step 5: Solve for x
    x = 644,722,075,158.80/1,244,051.93
  6. Step 6: Final answer
    x = 518,243.70

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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.