Home / 676,718.94-933,831.67-374,891.10

Finding the Fourth Proportional to 676,718.94, 933,831.67 and 374,891.10

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Solution

The fourth proportional to 676,718.94, 933,831.67 and 374,891.10 is: 517,327.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,718.94 : 933,831.67 = 374,891.10 : x
  2. Step 2: Convert to fraction form
    676,718.94/933,831.67 = 374,891.10/x
  3. Step 3: Cross multiply
    676,718.94x = 933,831.67 × 374,891.10
  4. Step 4: Simplify right side
    676,718.94x = 350,085,181,981.14
  5. Step 5: Solve for x
    x = 350,085,181,981.14/676,718.94
  6. Step 6: Final answer
    x = 517,327.30

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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.