Home / 808,050.52-1,115,117.46-445,487.64

Finding the Fourth Proportional to 808,050.52, 1,115,117.46 and 445,487.64

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Solution

The fourth proportional to 808,050.52, 1,115,117.46 and 445,487.64 is: 614,777.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,050.52 : 1,115,117.46 = 445,487.64 : x
  2. Step 2: Convert to fraction form
    808,050.52/1,115,117.46 = 445,487.64/x
  3. Step 3: Cross multiply
    808,050.52x = 1,115,117.46 × 445,487.64
  4. Step 4: Simplify right side
    808,050.52x = 496,771,045,578.19
  5. Step 5: Solve for x
    x = 496,771,045,578.19/808,050.52
  6. Step 6: Final answer
    x = 614,777.21

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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.