Home / 1,038,008.58-1,556,878.94-328,108.38

Finding the Fourth Proportional to 1,038,008.58, 1,556,878.94 and 328,108.38

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Solution

The fourth proportional to 1,038,008.58, 1,556,878.94 and 328,108.38 is: 492,120.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,008.58 : 1,556,878.94 = 328,108.38 : x
  2. Step 2: Convert to fraction form
    1,038,008.58/1,556,878.94 = 328,108.38/x
  3. Step 3: Cross multiply
    1,038,008.58x = 1,556,878.94 × 328,108.38
  4. Step 4: Simplify right side
    1,038,008.58x = 510,825,026,859.52
  5. Step 5: Solve for x
    x = 510,825,026,859.52/1,038,008.58
  6. Step 6: Final answer
    x = 492,120.24

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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.