Home / 601,611.30-902,135.07-348,964.20

Finding the Fourth Proportional to 601,611.30, 902,135.07 and 348,964.20

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Solution

The fourth proportional to 601,611.30, 902,135.07 and 348,964.20 is: 523,282.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,611.30 : 902,135.07 = 348,964.20 : x
  2. Step 2: Convert to fraction form
    601,611.30/902,135.07 = 348,964.20/x
  3. Step 3: Cross multiply
    601,611.30x = 902,135.07 × 348,964.20
  4. Step 4: Simplify right side
    601,611.30x = 314,812,842,994.49
  5. Step 5: Solve for x
    x = 314,812,842,994.49/601,611.30
  6. Step 6: Final answer
    x = 523,282.80

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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.