Home / 1,346,880.20-2,020,271.08-400,226.31

Finding the Fourth Proportional to 1,346,880.20, 2,020,271.08 and 400,226.31

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Solution

The fourth proportional to 1,346,880.20, 2,020,271.08 and 400,226.31 is: 600,324.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,880.20 : 2,020,271.08 = 400,226.31 : x
  2. Step 2: Convert to fraction form
    1,346,880.20/2,020,271.08 = 400,226.31/x
  3. Step 3: Cross multiply
    1,346,880.20x = 2,020,271.08 × 400,226.31
  4. Step 4: Simplify right side
    1,346,880.20x = 808,565,639,548.12
  5. Step 5: Solve for x
    x = 808,565,639,548.12/1,346,880.20
  6. Step 6: Final answer
    x = 600,324.84

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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.