Home / 1,074,264.30-1,611,393.54-400,330.26

Finding the Fourth Proportional to 1,074,264.30, 1,611,393.54 and 400,330.26

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Solution

The fourth proportional to 1,074,264.30, 1,611,393.54 and 400,330.26 is: 600,494.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,264.30 : 1,611,393.54 = 400,330.26 : x
  2. Step 2: Convert to fraction form
    1,074,264.30/1,611,393.54 = 400,330.26/x
  3. Step 3: Cross multiply
    1,074,264.30x = 1,611,393.54 × 400,330.26
  4. Step 4: Simplify right side
    1,074,264.30x = 645,089,594,830.52
  5. Step 5: Solve for x
    x = 645,089,594,830.52/1,074,264.30
  6. Step 6: Final answer
    x = 600,494.31

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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.