Home / 459,926.73-689,924.70-122,959.98

Finding the Fourth Proportional to 459,926.73, 689,924.70 and 122,959.98

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Solution

The fourth proportional to 459,926.73, 689,924.70 and 122,959.98 is: 184,449.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,926.73 : 689,924.70 = 122,959.98 : x
  2. Step 2: Convert to fraction form
    459,926.73/689,924.70 = 122,959.98/x
  3. Step 3: Cross multiply
    459,926.73x = 689,924.70 × 122,959.98
  4. Step 4: Simplify right side
    459,926.73x = 84,833,127,313.51
  5. Step 5: Solve for x
    x = 84,833,127,313.51/459,926.73
  6. Step 6: Final answer
    x = 184,449.22

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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.