Home / 841,419.96-1,262,499.84-441,967.92

Finding the Fourth Proportional to 841,419.96, 1,262,499.84 and 441,967.92

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Solution

The fourth proportional to 841,419.96, 1,262,499.84 and 441,967.92 is: 663,146.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,419.96 : 1,262,499.84 = 441,967.92 : x
  2. Step 2: Convert to fraction form
    841,419.96/1,262,499.84 = 441,967.92/x
  3. Step 3: Cross multiply
    841,419.96x = 1,262,499.84 × 441,967.92
  4. Step 4: Simplify right side
    841,419.96x = 557,984,428,285.13
  5. Step 5: Solve for x
    x = 557,984,428,285.13/841,419.96
  6. Step 6: Final answer
    x = 663,146.18

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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.