Home / 963,505.20-1,329,636.48-527,922.96

Finding the Fourth Proportional to 963,505.20, 1,329,636.48 and 527,922.96

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Solution

The fourth proportional to 963,505.20, 1,329,636.48 and 527,922.96 is: 728,533.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,505.20 : 1,329,636.48 = 527,922.96 : x
  2. Step 2: Convert to fraction form
    963,505.20/1,329,636.48 = 527,922.96/x
  3. Step 3: Cross multiply
    963,505.20x = 1,329,636.48 × 527,922.96
  4. Step 4: Simplify right side
    963,505.20x = 701,945,626,245.58
  5. Step 5: Solve for x
    x = 701,945,626,245.58/963,505.20
  6. Step 6: Final answer
    x = 728,533.30

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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.