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Finding the Fourth Proportional to 346,080.42, 477,590.94 and 195,177.42

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Solution

The fourth proportional to 346,080.42, 477,590.94 and 195,177.42 is: 269,344.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,080.42 : 477,590.94 = 195,177.42 : x
  2. Step 2: Convert to fraction form
    346,080.42/477,590.94 = 195,177.42/x
  3. Step 3: Cross multiply
    346,080.42x = 477,590.94 × 195,177.42
  4. Step 4: Simplify right side
    346,080.42x = 93,214,967,484.57
  5. Step 5: Solve for x
    x = 93,214,967,484.57/346,080.42
  6. Step 6: Final answer
    x = 269,344.82

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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.