Home / 1,465,856.70-2,198,753.76-400,898.76

Finding the Fourth Proportional to 1,465,856.70, 2,198,753.76 and 400,898.76

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Solution

The fourth proportional to 1,465,856.70, 2,198,753.76 and 400,898.76 is: 601,339.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,856.70 : 2,198,753.76 = 400,898.76 : x
  2. Step 2: Convert to fraction form
    1,465,856.70/2,198,753.76 = 400,898.76/x
  3. Step 3: Cross multiply
    1,465,856.70x = 2,198,753.76 × 400,898.76
  4. Step 4: Simplify right side
    1,465,856.70x = 881,477,655,929.34
  5. Step 5: Solve for x
    x = 881,477,655,929.34/1,465,856.70
  6. Step 6: Final answer
    x = 601,339.58

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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.