Home / 1,105,123.26-1,657,684.97-306,404.82

Finding the Fourth Proportional to 1,105,123.26, 1,657,684.97 and 306,404.82

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Solution

The fourth proportional to 1,105,123.26, 1,657,684.97 and 306,404.82 is: 459,607.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,123.26 : 1,657,684.97 = 306,404.82 : x
  2. Step 2: Convert to fraction form
    1,105,123.26/1,657,684.97 = 306,404.82/x
  3. Step 3: Cross multiply
    1,105,123.26x = 1,657,684.97 × 306,404.82
  4. Step 4: Simplify right side
    1,105,123.26x = 507,922,663,317.53
  5. Step 5: Solve for x
    x = 507,922,663,317.53/1,105,123.26
  6. Step 6: Final answer
    x = 459,607.25

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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.