Home / 581,715.62-802,669.73-323,558.90

Finding the Fourth Proportional to 581,715.62, 802,669.73 and 323,558.90

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Solution

The fourth proportional to 581,715.62, 802,669.73 and 323,558.90 is: 446,456.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,715.62 : 802,669.73 = 323,558.90 : x
  2. Step 2: Convert to fraction form
    581,715.62/802,669.73 = 323,558.90/x
  3. Step 3: Cross multiply
    581,715.62x = 802,669.73 × 323,558.90
  4. Step 4: Simplify right side
    581,715.62x = 259,710,929,270.95
  5. Step 5: Solve for x
    x = 259,710,929,270.95/581,715.62
  6. Step 6: Final answer
    x = 446,456.86

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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.