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Finding the Fourth Proportional to 341,497.60, 512,246.40 and 119,852.80

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Solution

The fourth proportional to 341,497.60, 512,246.40 and 119,852.80 is: 179,779.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,497.60 : 512,246.40 = 119,852.80 : x
  2. Step 2: Convert to fraction form
    341,497.60/512,246.40 = 119,852.80/x
  3. Step 3: Cross multiply
    341,497.60x = 512,246.40 × 119,852.80
  4. Step 4: Simplify right side
    341,497.60x = 61,394,165,329.92
  5. Step 5: Solve for x
    x = 61,394,165,329.92/341,497.60
  6. Step 6: Final answer
    x = 179,779.20

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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.