Home / 841,733.58-1,263,103.44-309,308.43

Finding the Fourth Proportional to 841,733.58, 1,263,103.44 and 309,308.43

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Solution

The fourth proportional to 841,733.58, 1,263,103.44 and 309,308.43 is: 464,147.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,733.58 : 1,263,103.44 = 309,308.43 : x
  2. Step 2: Convert to fraction form
    841,733.58/1,263,103.44 = 309,308.43/x
  3. Step 3: Cross multiply
    841,733.58x = 1,263,103.44 × 309,308.43
  4. Step 4: Simplify right side
    841,733.58x = 390,688,541,954.00
  5. Step 5: Solve for x
    x = 390,688,541,954.00/841,733.58
  6. Step 6: Final answer
    x = 464,147.51

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1.5x scale

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.