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Finding the Fourth Proportional to 906,496.92, 1,359,550.98 and 373,879.80

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Solution

The fourth proportional to 906,496.92, 1,359,550.98 and 373,879.80 is: 560,739.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,496.92 : 1,359,550.98 = 373,879.80 : x
  2. Step 2: Convert to fraction form
    906,496.92/1,359,550.98 = 373,879.80/x
  3. Step 3: Cross multiply
    906,496.92x = 1,359,550.98 × 373,879.80
  4. Step 4: Simplify right side
    906,496.92x = 508,308,648,492.20
  5. Step 5: Solve for x
    x = 508,308,648,492.20/906,496.92
  6. Step 6: Final answer
    x = 560,739.52

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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.