Home / 1,077,059.22-1,615,588.84-329,098.74

Finding the Fourth Proportional to 1,077,059.22, 1,615,588.84 and 329,098.74

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Solution

The fourth proportional to 1,077,059.22, 1,615,588.84 and 329,098.74 is: 493,648.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,059.22 : 1,615,588.84 = 329,098.74 : x
  2. Step 2: Convert to fraction form
    1,077,059.22/1,615,588.84 = 329,098.74/x
  3. Step 3: Cross multiply
    1,077,059.22x = 1,615,588.84 × 329,098.74
  4. Step 4: Simplify right side
    1,077,059.22x = 531,688,251,602.06
  5. Step 5: Solve for x
    x = 531,688,251,602.06/1,077,059.22
  6. Step 6: Final answer
    x = 493,648.11

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Double scale
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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.