Home / 673,983.63-1,010,476.05-318,582.36

Finding the Fourth Proportional to 673,983.63, 1,010,476.05 and 318,582.36

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Solution

The fourth proportional to 673,983.63, 1,010,476.05 and 318,582.36 is: 477,637.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,983.63 : 1,010,476.05 = 318,582.36 : x
  2. Step 2: Convert to fraction form
    673,983.63/1,010,476.05 = 318,582.36/x
  3. Step 3: Cross multiply
    673,983.63x = 1,010,476.05 × 318,582.36
  4. Step 4: Simplify right side
    673,983.63x = 321,919,844,732.48
  5. Step 5: Solve for x
    x = 321,919,844,732.48/673,983.63
  6. Step 6: Final answer
    x = 477,637.48

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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.