Home / 459,968.49-689,904.19-123,043.14

Finding the Fourth Proportional to 459,968.49, 689,904.19 and 123,043.14

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Solution

The fourth proportional to 459,968.49, 689,904.19 and 123,043.14 is: 184,551.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,968.49 : 689,904.19 = 123,043.14 : x
  2. Step 2: Convert to fraction form
    459,968.49/689,904.19 = 123,043.14/x
  3. Step 3: Cross multiply
    459,968.49x = 689,904.19 × 123,043.14
  4. Step 4: Simplify right side
    459,968.49x = 84,887,977,836.76
  5. Step 5: Solve for x
    x = 84,887,977,836.76/459,968.49
  6. Step 6: Final answer
    x = 184,551.72

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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.