Home / 1,072,386.47-1,608,801.44-314,252.79

Finding the Fourth Proportional to 1,072,386.47, 1,608,801.44 and 314,252.79

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Solution

The fourth proportional to 1,072,386.47, 1,608,801.44 and 314,252.79 is: 471,444.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,386.47 : 1,608,801.44 = 314,252.79 : x
  2. Step 2: Convert to fraction form
    1,072,386.47/1,608,801.44 = 314,252.79/x
  3. Step 3: Cross multiply
    1,072,386.47x = 1,608,801.44 × 314,252.79
  4. Step 4: Simplify right side
    1,072,386.47x = 505,570,339,504.75
  5. Step 5: Solve for x
    x = 505,570,339,504.75/1,072,386.47
  6. Step 6: Final answer
    x = 471,444.16

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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.