Home / 1,050,027.60-1,575,271.80-339,934.80

Finding the Fourth Proportional to 1,050,027.60, 1,575,271.80 and 339,934.80

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Solution

The fourth proportional to 1,050,027.60, 1,575,271.80 and 339,934.80 is: 509,976.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,027.60 : 1,575,271.80 = 339,934.80 : x
  2. Step 2: Convert to fraction form
    1,050,027.60/1,575,271.80 = 339,934.80/x
  3. Step 3: Cross multiply
    1,050,027.60x = 1,575,271.80 × 339,934.80
  4. Step 4: Simplify right side
    1,050,027.60x = 535,489,704,278.64
  5. Step 5: Solve for x
    x = 535,489,704,278.64/1,050,027.60
  6. Step 6: Final answer
    x = 509,976.79

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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.