Home / 689,952.78-1,034,856.30-184,564.74

Finding the Fourth Proportional to 689,952.78, 1,034,856.30 and 184,564.74

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Solution

The fourth proportional to 689,952.78, 1,034,856.30 and 184,564.74 is: 276,827.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,952.78 : 1,034,856.30 = 184,564.74 : x
  2. Step 2: Convert to fraction form
    689,952.78/1,034,856.30 = 184,564.74/x
  3. Step 3: Cross multiply
    689,952.78x = 1,034,856.30 × 184,564.74
  4. Step 4: Simplify right side
    689,952.78x = 190,997,983,946.86
  5. Step 5: Solve for x
    x = 190,997,983,946.86/689,952.78
  6. Step 6: Final answer
    x = 276,827.62

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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.