Home / 676,612.37-933,724.94-370,699.61

Finding the Fourth Proportional to 676,612.37, 933,724.94 and 370,699.61

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Solution

The fourth proportional to 676,612.37, 933,724.94 and 370,699.61 is: 511,565.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,612.37 : 933,724.94 = 370,699.61 : x
  2. Step 2: Convert to fraction form
    676,612.37/933,724.94 = 370,699.61/x
  3. Step 3: Cross multiply
    676,612.37x = 933,724.94 × 370,699.61
  4. Step 4: Simplify right side
    676,612.37x = 346,131,464,583.15
  5. Step 5: Solve for x
    x = 346,131,464,583.15/676,612.37
  6. Step 6: Final answer
    x = 511,565.38

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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.