Home / 1,105,650.11-1,658,484.39-306,993.93

Finding the Fourth Proportional to 1,105,650.11, 1,658,484.39 and 306,993.93

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Solution

The fourth proportional to 1,105,650.11, 1,658,484.39 and 306,993.93 is: 460,493.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,650.11 : 1,658,484.39 = 306,993.93 : x
  2. Step 2: Convert to fraction form
    1,105,650.11/1,658,484.39 = 306,993.93/x
  3. Step 3: Cross multiply
    1,105,650.11x = 1,658,484.39 × 306,993.93
  4. Step 4: Simplify right side
    1,105,650.11x = 509,144,640,729.75
  5. Step 5: Solve for x
    x = 509,144,640,729.75/1,105,650.11
  6. Step 6: Final answer
    x = 460,493.46

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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.