Home / 590,594.28-815,008.74-322,324.20

Finding the Fourth Proportional to 590,594.28, 815,008.74 and 322,324.20

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Solution

The fourth proportional to 590,594.28, 815,008.74 and 322,324.20 is: 444,801.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,594.28 : 815,008.74 = 322,324.20 : x
  2. Step 2: Convert to fraction form
    590,594.28/815,008.74 = 322,324.20/x
  3. Step 3: Cross multiply
    590,594.28x = 815,008.74 × 322,324.20
  4. Step 4: Simplify right side
    590,594.28x = 262,697,040,113.51
  5. Step 5: Solve for x
    x = 262,697,040,113.51/590,594.28
  6. Step 6: Final answer
    x = 444,801.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.