Home / 450,344.04-675,515.48-213,557.52

Finding the Fourth Proportional to 450,344.04, 675,515.48 and 213,557.52

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Solution

The fourth proportional to 450,344.04, 675,515.48 and 213,557.52 is: 320,336.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,344.04 : 675,515.48 = 213,557.52 : x
  2. Step 2: Convert to fraction form
    450,344.04/675,515.48 = 213,557.52/x
  3. Step 3: Cross multiply
    450,344.04x = 675,515.48 × 213,557.52
  4. Step 4: Simplify right side
    450,344.04x = 144,261,410,630.41
  5. Step 5: Solve for x
    x = 144,261,410,630.41/450,344.04
  6. Step 6: Final answer
    x = 320,336.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.