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Finding the Fourth Proportional to 348,285.82, 477,504.25 and 341,987.26

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Solution

The fourth proportional to 348,285.82, 477,504.25 and 341,987.26 is: 468,868.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,285.82 : 477,504.25 = 341,987.26 : x
  2. Step 2: Convert to fraction form
    348,285.82/477,504.25 = 341,987.26/x
  3. Step 3: Cross multiply
    348,285.82x = 477,504.25 × 341,987.26
  4. Step 4: Simplify right side
    348,285.82x = 163,300,370,095.86
  5. Step 5: Solve for x
    x = 163,300,370,095.86/348,285.82
  6. Step 6: Final answer
    x = 468,868.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.