Home / 459,427.41-689,173.95-122,466.33

Finding the Fourth Proportional to 459,427.41, 689,173.95 and 122,466.33

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Solution

The fourth proportional to 459,427.41, 689,173.95 and 122,466.33 is: 183,708.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,427.41 : 689,173.95 = 122,466.33 : x
  2. Step 2: Convert to fraction form
    459,427.41/689,173.95 = 122,466.33/x
  3. Step 3: Cross multiply
    459,427.41x = 689,173.95 × 122,466.33
  4. Step 4: Simplify right side
    459,427.41x = 84,400,604,847.35
  5. Step 5: Solve for x
    x = 84,400,604,847.35/459,427.41
  6. Step 6: Final answer
    x = 183,708.25

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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.