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Finding the Fourth Proportional to 435,561.80, 600,970.12 and 254,170.20

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Solution

The fourth proportional to 435,561.80, 600,970.12 and 254,170.20 is: 350,693.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,561.80 : 600,970.12 = 254,170.20 : x
  2. Step 2: Convert to fraction form
    435,561.80/600,970.12 = 254,170.20/x
  3. Step 3: Cross multiply
    435,561.80x = 600,970.12 × 254,170.20
  4. Step 4: Simplify right side
    435,561.80x = 152,748,695,594.42
  5. Step 5: Solve for x
    x = 152,748,695,594.42/435,561.80
  6. Step 6: Final answer
    x = 350,693.51

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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.