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Finding the Fourth Proportional to 600,396.30, 900,904.86 and 263,673.60

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Solution

The fourth proportional to 600,396.30, 900,904.86 and 263,673.60 is: 395,646.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,396.30 : 900,904.86 = 263,673.60 : x
  2. Step 2: Convert to fraction form
    600,396.30/900,904.86 = 263,673.60/x
  3. Step 3: Cross multiply
    600,396.30x = 900,904.86 × 263,673.60
  4. Step 4: Simplify right side
    600,396.30x = 237,544,827,693.70
  5. Step 5: Solve for x
    x = 237,544,827,693.70/600,396.30
  6. Step 6: Final answer
    x = 395,646.72

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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.