Home / 940,478.76-1,410,718.14-309,223.08

Finding the Fourth Proportional to 940,478.76, 1,410,718.14 and 309,223.08

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Solution

The fourth proportional to 940,478.76, 1,410,718.14 and 309,223.08 is: 463,834.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,478.76 : 1,410,718.14 = 309,223.08 : x
  2. Step 2: Convert to fraction form
    940,478.76/1,410,718.14 = 309,223.08/x
  3. Step 3: Cross multiply
    940,478.76x = 1,410,718.14 × 309,223.08
  4. Step 4: Simplify right side
    940,478.76x = 436,226,608,262.67
  5. Step 5: Solve for x
    x = 436,226,608,262.67/940,478.76
  6. Step 6: Final answer
    x = 463,834.62

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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.