Home / 1,048,162.60-1,572,243.90-449,021.80

Finding the Fourth Proportional to 1,048,162.60, 1,572,243.90 and 449,021.80

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Solution

The fourth proportional to 1,048,162.60, 1,572,243.90 and 449,021.80 is: 673,532.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,162.60 : 1,572,243.90 = 449,021.80 : x
  2. Step 2: Convert to fraction form
    1,048,162.60/1,572,243.90 = 449,021.80/x
  3. Step 3: Cross multiply
    1,048,162.60x = 1,572,243.90 × 449,021.80
  4. Step 4: Simplify right side
    1,048,162.60x = 705,971,786,017.02
  5. Step 5: Solve for x
    x = 705,971,786,017.02/1,048,162.60
  6. Step 6: Final answer
    x = 673,532.70

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Double scale
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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.