Home / 1,642,516.15-2,463,780.28-505,270.47

Finding the Fourth Proportional to 1,642,516.15, 2,463,780.28 and 505,270.47

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Solution

The fourth proportional to 1,642,516.15, 2,463,780.28 and 505,270.47 is: 757,907.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,516.15 : 2,463,780.28 = 505,270.47 : x
  2. Step 2: Convert to fraction form
    1,642,516.15/2,463,780.28 = 505,270.47/x
  3. Step 3: Cross multiply
    1,642,516.15x = 2,463,780.28 × 505,270.47
  4. Step 4: Simplify right side
    1,642,516.15x = 1,244,875,421,068.53
  5. Step 5: Solve for x
    x = 1,244,875,421,068.53/1,642,516.15
  6. Step 6: Final answer
    x = 757,907.57

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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.