Home / 1,485,600.60-2,228,400.90-488,328.60

Finding the Fourth Proportional to 1,485,600.60, 2,228,400.90 and 488,328.60

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Solution

The fourth proportional to 1,485,600.60, 2,228,400.90 and 488,328.60 is: 732,492.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,600.60 : 2,228,400.90 = 488,328.60 : x
  2. Step 2: Convert to fraction form
    1,485,600.60/2,228,400.90 = 488,328.60/x
  3. Step 3: Cross multiply
    1,485,600.60x = 2,228,400.90 × 488,328.60
  4. Step 4: Simplify right side
    1,485,600.60x = 1,088,191,891,735.74
  5. Step 5: Solve for x
    x = 1,088,191,891,735.74/1,485,600.60
  6. Step 6: Final answer
    x = 732,492.90

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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.