Home / 699,308.10-1,048,698.50-225,866.34

Finding the Fourth Proportional to 699,308.10, 1,048,698.50 and 225,866.34

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Solution

The fourth proportional to 699,308.10, 1,048,698.50 and 225,866.34 is: 338,714.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,308.10 : 1,048,698.50 = 225,866.34 : x
  2. Step 2: Convert to fraction form
    699,308.10/1,048,698.50 = 225,866.34/x
  3. Step 3: Cross multiply
    699,308.10x = 1,048,698.50 × 225,866.34
  4. Step 4: Simplify right side
    699,308.10x = 236,865,690,829.16
  5. Step 5: Solve for x
    x = 236,865,690,829.16/699,308.10
  6. Step 6: Final answer
    x = 338,714.35

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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.