Home / 1,023,611.54-1,535,361.90-313,641.63

Finding the Fourth Proportional to 1,023,611.54, 1,535,361.90 and 313,641.63

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Solution

The fourth proportional to 1,023,611.54, 1,535,361.90 and 313,641.63 is: 470,445.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,611.54 : 1,535,361.90 = 313,641.63 : x
  2. Step 2: Convert to fraction form
    1,023,611.54/1,535,361.90 = 313,641.63/x
  3. Step 3: Cross multiply
    1,023,611.54x = 1,535,361.90 × 313,641.63
  4. Step 4: Simplify right side
    1,023,611.54x = 481,553,408,955.90
  5. Step 5: Solve for x
    x = 481,553,408,955.90/1,023,611.54
  6. Step 6: Final answer
    x = 470,445.47

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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.