Home / 1,038,004.08-1,556,872.20-328,103.88

Finding the Fourth Proportional to 1,038,004.08, 1,556,872.20 and 328,103.88

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Solution

The fourth proportional to 1,038,004.08, 1,556,872.20 and 328,103.88 is: 492,113.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,004.08 : 1,556,872.20 = 328,103.88 : x
  2. Step 2: Convert to fraction form
    1,038,004.08/1,556,872.20 = 328,103.88/x
  3. Step 3: Cross multiply
    1,038,004.08x = 1,556,872.20 × 328,103.88
  4. Step 4: Simplify right side
    1,038,004.08x = 510,815,809,484.14
  5. Step 5: Solve for x
    x = 510,815,809,484.14/1,038,004.08
  6. Step 6: Final answer
    x = 492,113.49

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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.