Home / 841,112.58-1,261,686.60-301,404.03

Finding the Fourth Proportional to 841,112.58, 1,261,686.60 and 301,404.03

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Solution

The fourth proportional to 841,112.58, 1,261,686.60 and 301,404.03 is: 452,112.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,112.58 : 1,261,686.60 = 301,404.03 : x
  2. Step 2: Convert to fraction form
    841,112.58/1,261,686.60 = 301,404.03/x
  3. Step 3: Cross multiply
    841,112.58x = 1,261,686.60 × 301,404.03
  4. Step 4: Simplify right side
    841,112.58x = 380,277,425,837.00
  5. Step 5: Solve for x
    x = 380,277,425,837.00/841,112.58
  6. Step 6: Final answer
    x = 452,112.40

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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.