Home / 1,048,352.68-1,572,520.38-300,399.40

Finding the Fourth Proportional to 1,048,352.68, 1,572,520.38 and 300,399.40

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Solution

The fourth proportional to 1,048,352.68, 1,572,520.38 and 300,399.40 is: 450,596.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,352.68 : 1,572,520.38 = 300,399.40 : x
  2. Step 2: Convert to fraction form
    1,048,352.68/1,572,520.38 = 300,399.40/x
  3. Step 3: Cross multiply
    1,048,352.68x = 1,572,520.38 × 300,399.40
  4. Step 4: Simplify right side
    1,048,352.68x = 472,384,178,639.77
  5. Step 5: Solve for x
    x = 472,384,178,639.77/1,048,352.68
  6. Step 6: Final answer
    x = 450,596.62

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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.