Home / 1,023,745.84-1,535,913.90-313,878.58

Finding the Fourth Proportional to 1,023,745.84, 1,535,913.90 and 313,878.58

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Solution

The fourth proportional to 1,023,745.84, 1,535,913.90 and 313,878.58 is: 470,908.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,745.84 : 1,535,913.90 = 313,878.58 : x
  2. Step 2: Convert to fraction form
    1,023,745.84/1,535,913.90 = 313,878.58/x
  3. Step 3: Cross multiply
    1,023,745.84x = 1,535,913.90 × 313,878.58
  4. Step 4: Simplify right side
    1,023,745.84x = 482,090,473,934.26
  5. Step 5: Solve for x
    x = 482,090,473,934.26/1,023,745.84
  6. Step 6: Final answer
    x = 470,908.36

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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.