Home / 595,372.48-821,610.70-323,438.20

Finding the Fourth Proportional to 595,372.48, 821,610.70 and 323,438.20

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Solution

The fourth proportional to 595,372.48, 821,610.70 and 323,438.20 is: 446,342.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,372.48 : 821,610.70 = 323,438.20 : x
  2. Step 2: Convert to fraction form
    595,372.48/821,610.70 = 323,438.20/x
  3. Step 3: Cross multiply
    595,372.48x = 821,610.70 × 323,438.20
  4. Step 4: Simplify right side
    595,372.48x = 265,740,285,908.74
  5. Step 5: Solve for x
    x = 265,740,285,908.74/595,372.48
  6. Step 6: Final answer
    x = 446,342.91

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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.