Home / 746,098.92-1,118,819.70-213,498.81

Finding the Fourth Proportional to 746,098.92, 1,118,819.70 and 213,498.81

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Solution

The fourth proportional to 746,098.92, 1,118,819.70 and 213,498.81 is: 320,154.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,098.92 : 1,118,819.70 = 213,498.81 : x
  2. Step 2: Convert to fraction form
    746,098.92/1,118,819.70 = 213,498.81/x
  3. Step 3: Cross multiply
    746,098.92x = 1,118,819.70 × 213,498.81
  4. Step 4: Simplify right side
    746,098.92x = 238,866,674,554.56
  5. Step 5: Solve for x
    x = 238,866,674,554.56/746,098.92
  6. Step 6: Final answer
    x = 320,154.16

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1.5x scale

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.