Home / 586,852.02-809,927.30-345,122.91

Finding the Fourth Proportional to 586,852.02, 809,927.30 and 345,122.91

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Solution

The fourth proportional to 586,852.02, 809,927.30 and 345,122.91 is: 476,311.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,852.02 : 809,927.30 = 345,122.91 : x
  2. Step 2: Convert to fraction form
    586,852.02/809,927.30 = 345,122.91/x
  3. Step 3: Cross multiply
    586,852.02x = 809,927.30 × 345,122.91
  4. Step 4: Simplify right side
    586,852.02x = 279,524,467,527.25
  5. Step 5: Solve for x
    x = 279,524,467,527.25/586,852.02
  6. Step 6: Final answer
    x = 476,311.67

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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.