Home / 1,048,329.18-1,572,485.13-300,375.90

Finding the Fourth Proportional to 1,048,329.18, 1,572,485.13 and 300,375.90

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Solution

The fourth proportional to 1,048,329.18, 1,572,485.13 and 300,375.90 is: 450,561.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,329.18 : 1,572,485.13 = 300,375.90 : x
  2. Step 2: Convert to fraction form
    1,048,329.18/1,572,485.13 = 300,375.90/x
  3. Step 3: Cross multiply
    1,048,329.18x = 1,572,485.13 × 300,375.90
  4. Step 4: Simplify right side
    1,048,329.18x = 472,336,636,160.37
  5. Step 5: Solve for x
    x = 472,336,636,160.37/1,048,329.18
  6. Step 6: Final answer
    x = 450,561.37

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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.