Home / 864,048.93-1,192,454.57-476,940.21

Finding the Fourth Proportional to 864,048.93, 1,192,454.57 and 476,940.21

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Solution

The fourth proportional to 864,048.93, 1,192,454.57 and 476,940.21 is: 658,214.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,048.93 : 1,192,454.57 = 476,940.21 : x
  2. Step 2: Convert to fraction form
    864,048.93/1,192,454.57 = 476,940.21/x
  3. Step 3: Cross multiply
    864,048.93x = 1,192,454.57 × 476,940.21
  4. Step 4: Simplify right side
    864,048.93x = 568,729,533,031.26
  5. Step 5: Solve for x
    x = 568,729,533,031.26/864,048.93
  6. Step 6: Final answer
    x = 658,214.50

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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.