Home / 993,266.48-1,489,900.20-245,313.20

Finding the Fourth Proportional to 993,266.48, 1,489,900.20 and 245,313.20

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Solution

The fourth proportional to 993,266.48, 1,489,900.20 and 245,313.20 is: 367,969.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,266.48 : 1,489,900.20 = 245,313.20 : x
  2. Step 2: Convert to fraction form
    993,266.48/1,489,900.20 = 245,313.20/x
  3. Step 3: Cross multiply
    993,266.48x = 1,489,900.20 × 245,313.20
  4. Step 4: Simplify right side
    993,266.48x = 365,492,185,742.64
  5. Step 5: Solve for x
    x = 365,492,185,742.64/993,266.48
  6. Step 6: Final answer
    x = 367,969.92

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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.