Home / 1,023,746.32-1,535,914.64-313,879.12

Finding the Fourth Proportional to 1,023,746.32, 1,535,914.64 and 313,879.12

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Solution

The fourth proportional to 1,023,746.32, 1,535,914.64 and 313,879.12 is: 470,909.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,746.32 : 1,535,914.64 = 313,879.12 : x
  2. Step 2: Convert to fraction form
    1,023,746.32/1,535,914.64 = 313,879.12/x
  3. Step 3: Cross multiply
    1,023,746.32x = 1,535,914.64 × 313,879.12
  4. Step 4: Simplify right side
    1,023,746.32x = 482,091,535,598.32
  5. Step 5: Solve for x
    x = 482,091,535,598.32/1,023,746.32
  6. Step 6: Final answer
    x = 470,909.18

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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.