Home / 262,890.38-362,814.32-155,495.01

Finding the Fourth Proportional to 262,890.38, 362,814.32 and 155,495.01

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Solution

The fourth proportional to 262,890.38, 362,814.32 and 155,495.01 is: 214,598.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,890.38 : 362,814.32 = 155,495.01 : x
  2. Step 2: Convert to fraction form
    262,890.38/362,814.32 = 155,495.01/x
  3. Step 3: Cross multiply
    262,890.38x = 362,814.32 × 155,495.01
  4. Step 4: Simplify right side
    262,890.38x = 56,415,815,539.07
  5. Step 5: Solve for x
    x = 56,415,815,539.07/262,890.38
  6. Step 6: Final answer
    x = 214,598.25

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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.