Home / 957,495.12-1,436,570.76-326,851.80

Finding the Fourth Proportional to 957,495.12, 1,436,570.76 and 326,851.80

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Solution

The fourth proportional to 957,495.12, 1,436,570.76 and 326,851.80 is: 490,389.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,495.12 : 1,436,570.76 = 326,851.80 : x
  2. Step 2: Convert to fraction form
    957,495.12/1,436,570.76 = 326,851.80/x
  3. Step 3: Cross multiply
    957,495.12x = 1,436,570.76 × 326,851.80
  4. Step 4: Simplify right side
    957,495.12x = 469,545,738,733.37
  5. Step 5: Solve for x
    x = 469,545,738,733.37/957,495.12
  6. Step 6: Final answer
    x = 490,389.69

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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.