Home / 675,021.60-1,012,532.40-176,385.60

Finding the Fourth Proportional to 675,021.60, 1,012,532.40 and 176,385.60

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Solution

The fourth proportional to 675,021.60, 1,012,532.40 and 176,385.60 is: 264,578.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,021.60 : 1,012,532.40 = 176,385.60 : x
  2. Step 2: Convert to fraction form
    675,021.60/1,012,532.40 = 176,385.60/x
  3. Step 3: Cross multiply
    675,021.60x = 1,012,532.40 × 176,385.60
  4. Step 4: Simplify right side
    675,021.60x = 178,596,134,893.44
  5. Step 5: Solve for x
    x = 178,596,134,893.44/675,021.60
  6. Step 6: Final answer
    x = 264,578.40

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Similar ratio
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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.