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Finding the Fourth Proportional to 459,967.33, 689,902.44 and 123,041.98

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Solution

The fourth proportional to 459,967.33, 689,902.44 and 123,041.98 is: 184,549.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,967.33 : 689,902.44 = 123,041.98 : x
  2. Step 2: Convert to fraction form
    459,967.33/689,902.44 = 123,041.98/x
  3. Step 3: Cross multiply
    459,967.33x = 689,902.44 × 123,041.98
  4. Step 4: Simplify right side
    459,967.33x = 84,886,962,224.43
  5. Step 5: Solve for x
    x = 84,886,962,224.43/459,967.33
  6. Step 6: Final answer
    x = 184,549.98

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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.