Home / 1,023,311.07-1,534,970.25-313,336.15

Finding the Fourth Proportional to 1,023,311.07, 1,534,970.25 and 313,336.15

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Solution

The fourth proportional to 1,023,311.07, 1,534,970.25 and 313,336.15 is: 470,005.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,311.07 : 1,534,970.25 = 313,336.15 : x
  2. Step 2: Convert to fraction form
    1,023,311.07/1,534,970.25 = 313,336.15/x
  3. Step 3: Cross multiply
    1,023,311.07x = 1,534,970.25 × 313,336.15
  4. Step 4: Simplify right side
    1,023,311.07x = 480,961,664,662.11
  5. Step 5: Solve for x
    x = 480,961,664,662.11/1,023,311.07
  6. Step 6: Final answer
    x = 470,005.34

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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.