Home / 1,064,564.92-1,469,089.50-656,503.64

Finding the Fourth Proportional to 1,064,564.92, 1,469,089.50 and 656,503.64

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Solution

The fourth proportional to 1,064,564.92, 1,469,089.50 and 656,503.64 is: 905,968.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,564.92 : 1,469,089.50 = 656,503.64 : x
  2. Step 2: Convert to fraction form
    1,064,564.92/1,469,089.50 = 656,503.64/x
  3. Step 3: Cross multiply
    1,064,564.92x = 1,469,089.50 × 656,503.64
  4. Step 4: Simplify right side
    1,064,564.92x = 964,462,604,235.78
  5. Step 5: Solve for x
    x = 964,462,604,235.78/1,064,564.92
  6. Step 6: Final answer
    x = 905,968.80

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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.