Home / 738,093.44-1,018,758.96-480,613.07

Finding the Fourth Proportional to 738,093.44, 1,018,758.96 and 480,613.07

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Solution

The fourth proportional to 738,093.44, 1,018,758.96 and 480,613.07 is: 663,369.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,093.44 : 1,018,758.96 = 480,613.07 : x
  2. Step 2: Convert to fraction form
    738,093.44/1,018,758.96 = 480,613.07/x
  3. Step 3: Cross multiply
    738,093.44x = 1,018,758.96 × 480,613.07
  4. Step 4: Simplify right side
    738,093.44x = 489,628,871,355.61
  5. Step 5: Solve for x
    x = 489,628,871,355.61/738,093.44
  6. Step 6: Final answer
    x = 663,369.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.