Home / 1,050,083.20-1,575,375.72-340,112.08

Finding the Fourth Proportional to 1,050,083.20, 1,575,375.72 and 340,112.08

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Solution

The fourth proportional to 1,050,083.20, 1,575,375.72 and 340,112.08 is: 510,249.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,083.20 : 1,575,375.72 = 340,112.08 : x
  2. Step 2: Convert to fraction form
    1,050,083.20/1,575,375.72 = 340,112.08/x
  3. Step 3: Cross multiply
    1,050,083.20x = 1,575,375.72 × 340,112.08
  4. Step 4: Simplify right side
    1,050,083.20x = 535,804,312,910.70
  5. Step 5: Solve for x
    x = 535,804,312,910.70/1,050,083.20
  6. Step 6: Final answer
    x = 510,249.39

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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.