Home / 1,105,022.20-1,657,369.26-306,220.46

Finding the Fourth Proportional to 1,105,022.20, 1,657,369.26 and 306,220.46

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Solution

The fourth proportional to 1,105,022.20, 1,657,369.26 and 306,220.46 is: 459,285.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,022.20 : 1,657,369.26 = 306,220.46 : x
  2. Step 2: Convert to fraction form
    1,105,022.20/1,657,369.26 = 306,220.46/x
  3. Step 3: Cross multiply
    1,105,022.20x = 1,657,369.26 × 306,220.46
  4. Step 4: Simplify right side
    1,105,022.20x = 507,520,377,187.06
  5. Step 5: Solve for x
    x = 507,520,377,187.06/1,105,022.20
  6. Step 6: Final answer
    x = 459,285.23

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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.