Home / 822,531.95-1,135,086.32-459,951.65

Finding the Fourth Proportional to 822,531.95, 1,135,086.32 and 459,951.65

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Solution

The fourth proportional to 822,531.95, 1,135,086.32 and 459,951.65 is: 634,728.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,531.95 : 1,135,086.32 = 459,951.65 : x
  2. Step 2: Convert to fraction form
    822,531.95/1,135,086.32 = 459,951.65/x
  3. Step 3: Cross multiply
    822,531.95x = 1,135,086.32 × 459,951.65
  4. Step 4: Simplify right side
    822,531.95x = 522,084,823,476.67
  5. Step 5: Solve for x
    x = 522,084,823,476.67/822,531.95
  6. Step 6: Final answer
    x = 634,728.93

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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.