Home / 1,207,157.57-1,810,729.16-308,597.88

Finding the Fourth Proportional to 1,207,157.57, 1,810,729.16 and 308,597.88

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Solution

The fourth proportional to 1,207,157.57, 1,810,729.16 and 308,597.88 is: 462,894.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,157.57 : 1,810,729.16 = 308,597.88 : x
  2. Step 2: Convert to fraction form
    1,207,157.57/1,810,729.16 = 308,597.88/x
  3. Step 3: Cross multiply
    1,207,157.57x = 1,810,729.16 × 308,597.88
  4. Step 4: Simplify right side
    1,207,157.57x = 558,787,178,487.19
  5. Step 5: Solve for x
    x = 558,787,178,487.19/1,207,157.57
  6. Step 6: Final answer
    x = 462,894.98

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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.