Home / 1,155,380.32-1,733,106-313,949.92

Finding the Fourth Proportional to 1,155,380.32, 1,733,106 and 313,949.92

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Solution

The fourth proportional to 1,155,380.32, 1,733,106 and 313,949.92 is: 470,934.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,380.32 : 1,733,106 = 313,949.92 : x
  2. Step 2: Convert to fraction form
    1,155,380.32/1,733,106 = 313,949.92/x
  3. Step 3: Cross multiply
    1,155,380.32x = 1,733,106 × 313,949.92
  4. Step 4: Simplify right side
    1,155,380.32x = 544,108,490,051.52
  5. Step 5: Solve for x
    x = 544,108,490,051.52/1,155,380.32
  6. Step 6: Final answer
    x = 470,934.53

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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.