Home / 1,050,028.99-1,575,273.13-340,128.79

Finding the Fourth Proportional to 1,050,028.99, 1,575,273.13 and 340,128.79

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Solution

The fourth proportional to 1,050,028.99, 1,575,273.13 and 340,128.79 is: 510,267.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,028.99 : 1,575,273.13 = 340,128.79 : x
  2. Step 2: Convert to fraction form
    1,050,028.99/1,575,273.13 = 340,128.79/x
  3. Step 3: Cross multiply
    1,050,028.99x = 1,575,273.13 × 340,128.79
  4. Step 4: Simplify right side
    1,050,028.99x = 535,795,738,837.91
  5. Step 5: Solve for x
    x = 535,795,738,837.91/1,050,028.99
  6. Step 6: Final answer
    x = 510,267.57

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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.