Home / 1,123,705.56-1,685,573.85-365,550.99

Finding the Fourth Proportional to 1,123,705.56, 1,685,573.85 and 365,550.99

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Solution

The fourth proportional to 1,123,705.56, 1,685,573.85 and 365,550.99 is: 548,331.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,705.56 : 1,685,573.85 = 365,550.99 : x
  2. Step 2: Convert to fraction form
    1,123,705.56/1,685,573.85 = 365,550.99/x
  3. Step 3: Cross multiply
    1,123,705.56x = 1,685,573.85 × 365,550.99
  4. Step 4: Simplify right side
    1,123,705.56x = 616,163,189,585.61
  5. Step 5: Solve for x
    x = 616,163,189,585.61/1,123,705.56
  6. Step 6: Final answer
    x = 548,331.53

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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.