Home / 1,051,830.36-1,577,745.46-253,112

Finding the Fourth Proportional to 1,051,830.36, 1,577,745.46 and 253,112

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Solution

The fourth proportional to 1,051,830.36, 1,577,745.46 and 253,112 is: 379,667.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,830.36 : 1,577,745.46 = 253,112 : x
  2. Step 2: Convert to fraction form
    1,051,830.36/1,577,745.46 = 253,112/x
  3. Step 3: Cross multiply
    1,051,830.36x = 1,577,745.46 × 253,112
  4. Step 4: Simplify right side
    1,051,830.36x = 399,346,308,871.52
  5. Step 5: Solve for x
    x = 399,346,308,871.52/1,051,830.36
  6. Step 6: Final answer
    x = 379,667.98

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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.