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Finding the Fourth Proportional to 435,559.80, 600,967.36 and 254,168.20

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Solution

The fourth proportional to 435,559.80, 600,967.36 and 254,168.20 is: 350,690.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,559.80 : 600,967.36 = 254,168.20 : x
  2. Step 2: Convert to fraction form
    435,559.80/600,967.36 = 254,168.20/x
  3. Step 3: Cross multiply
    435,559.80x = 600,967.36 × 254,168.20
  4. Step 4: Simplify right side
    435,559.80x = 152,746,792,149.95
  5. Step 5: Solve for x
    x = 152,746,792,149.95/435,559.80
  6. Step 6: Final answer
    x = 350,690.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.