Home / 822,183.77-1,134,618.15-459,622.91

Finding the Fourth Proportional to 822,183.77, 1,134,618.15 and 459,622.91

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Solution

The fourth proportional to 822,183.77, 1,134,618.15 and 459,622.91 is: 634,282.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,183.77 : 1,134,618.15 = 459,622.91 : x
  2. Step 2: Convert to fraction form
    822,183.77/1,134,618.15 = 459,622.91/x
  3. Step 3: Cross multiply
    822,183.77x = 1,134,618.15 × 459,622.91
  4. Step 4: Simplify right side
    822,183.77x = 521,496,495,841.82
  5. Step 5: Solve for x
    x = 521,496,495,841.82/822,183.77
  6. Step 6: Final answer
    x = 634,282.16

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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.