Home / 782,831.68-1,173,877.44-303,284.16

Finding the Fourth Proportional to 782,831.68, 1,173,877.44 and 303,284.16

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Solution

The fourth proportional to 782,831.68, 1,173,877.44 and 303,284.16 is: 454,782.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,831.68 : 1,173,877.44 = 303,284.16 : x
  2. Step 2: Convert to fraction form
    782,831.68/1,173,877.44 = 303,284.16/x
  3. Step 3: Cross multiply
    782,831.68x = 1,173,877.44 × 303,284.16
  4. Step 4: Simplify right side
    782,831.68x = 356,018,433,333.35
  5. Step 5: Solve for x
    x = 356,018,433,333.35/782,831.68
  6. Step 6: Final answer
    x = 454,782.86

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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.