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Finding the Fourth Proportional to 604,155.60, 905,455.80 and 367,246.80

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Solution

The fourth proportional to 604,155.60, 905,455.80 and 367,246.80 is: 550,397.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,155.60 : 905,455.80 = 367,246.80 : x
  2. Step 2: Convert to fraction form
    604,155.60/905,455.80 = 367,246.80/x
  3. Step 3: Cross multiply
    604,155.60x = 905,455.80 × 367,246.80
  4. Step 4: Simplify right side
    604,155.60x = 332,525,745,091.44
  5. Step 5: Solve for x
    x = 332,525,745,091.44/604,155.60
  6. Step 6: Final answer
    x = 550,397.52

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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.