Home / 825,550.60-1,239,492.30-510,622.60

Finding the Fourth Proportional to 825,550.60, 1,239,492.30 and 510,622.60

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Solution

The fourth proportional to 825,550.60, 1,239,492.30 and 510,622.60 is: 766,655.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,550.60 : 1,239,492.30 = 510,622.60 : x
  2. Step 2: Convert to fraction form
    825,550.60/1,239,492.30 = 510,622.60/x
  3. Step 3: Cross multiply
    825,550.60x = 1,239,492.30 × 510,622.60
  4. Step 4: Simplify right side
    825,550.60x = 632,912,780,905.98
  5. Step 5: Solve for x
    x = 632,912,780,905.98/825,550.60
  6. Step 6: Final answer
    x = 766,655.35

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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.