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Finding the Fourth Proportional to 341,232.76, 470,899.86 and 188,280.46

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Solution

The fourth proportional to 341,232.76, 470,899.86 and 188,280.46 is: 259,826.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,232.76 : 470,899.86 = 188,280.46 : x
  2. Step 2: Convert to fraction form
    341,232.76/470,899.86 = 188,280.46/x
  3. Step 3: Cross multiply
    341,232.76x = 470,899.86 × 188,280.46
  4. Step 4: Simplify right side
    341,232.76x = 88,661,242,254.74
  5. Step 5: Solve for x
    x = 88,661,242,254.74/341,232.76
  6. Step 6: Final answer
    x = 259,826.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.