Home / 1,086,492.30-1,629,730.35-328,332.30

Finding the Fourth Proportional to 1,086,492.30, 1,629,730.35 and 328,332.30

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Solution

The fourth proportional to 1,086,492.30, 1,629,730.35 and 328,332.30 is: 492,496.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,492.30 : 1,629,730.35 = 328,332.30 : x
  2. Step 2: Convert to fraction form
    1,086,492.30/1,629,730.35 = 328,332.30/x
  3. Step 3: Cross multiply
    1,086,492.30x = 1,629,730.35 × 328,332.30
  4. Step 4: Simplify right side
    1,086,492.30x = 535,093,114,195.31
  5. Step 5: Solve for x
    x = 535,093,114,195.31/1,086,492.30
  6. Step 6: Final answer
    x = 492,496.00

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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.