Home / 874,454.22-1,206,730.60-476,636.06

Finding the Fourth Proportional to 874,454.22, 1,206,730.60 and 476,636.06

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Solution

The fourth proportional to 874,454.22, 1,206,730.60 and 476,636.06 is: 657,748.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,454.22 : 1,206,730.60 = 476,636.06 : x
  2. Step 2: Convert to fraction form
    874,454.22/1,206,730.60 = 476,636.06/x
  3. Step 3: Cross multiply
    874,454.22x = 1,206,730.60 × 476,636.06
  4. Step 4: Simplify right side
    874,454.22x = 575,171,318,665.44
  5. Step 5: Solve for x
    x = 575,171,318,665.44/874,454.22
  6. Step 6: Final answer
    x = 657,748.92

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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.