Home / 1,010,247.07-1,515,620.28-300,272.14

Finding the Fourth Proportional to 1,010,247.07, 1,515,620.28 and 300,272.14

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Solution

The fourth proportional to 1,010,247.07, 1,515,620.28 and 300,272.14 is: 450,482.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,247.07 : 1,515,620.28 = 300,272.14 : x
  2. Step 2: Convert to fraction form
    1,010,247.07/1,515,620.28 = 300,272.14/x
  3. Step 3: Cross multiply
    1,010,247.07x = 1,515,620.28 × 300,272.14
  4. Step 4: Simplify right side
    1,010,247.07x = 455,098,544,903.00
  5. Step 5: Solve for x
    x = 455,098,544,903.00/1,010,247.07
  6. Step 6: Final answer
    x = 450,482.42

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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.