Home / 822,069.15-1,134,508.46-459,508.29

Finding the Fourth Proportional to 822,069.15, 1,134,508.46 and 459,508.29

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Solution

The fourth proportional to 822,069.15, 1,134,508.46 and 459,508.29 is: 634,151.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,069.15 : 1,134,508.46 = 459,508.29 : x
  2. Step 2: Convert to fraction form
    822,069.15/1,134,508.46 = 459,508.29/x
  3. Step 3: Cross multiply
    822,069.15x = 1,134,508.46 × 459,508.29
  4. Step 4: Simplify right side
    822,069.15x = 521,316,040,147.59
  5. Step 5: Solve for x
    x = 521,316,040,147.59/822,069.15
  6. Step 6: Final answer
    x = 634,151.08

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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.