Home / 770,952.64-1,064,220.60-522,651.64

Finding the Fourth Proportional to 770,952.64, 1,064,220.60 and 522,651.64

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Solution

The fourth proportional to 770,952.64, 1,064,220.60 and 522,651.64 is: 721,466.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,952.64 : 1,064,220.60 = 522,651.64 : x
  2. Step 2: Convert to fraction form
    770,952.64/1,064,220.60 = 522,651.64/x
  3. Step 3: Cross multiply
    770,952.64x = 1,064,220.60 × 522,651.64
  4. Step 4: Simplify right side
    770,952.64x = 556,216,641,911.78
  5. Step 5: Solve for x
    x = 556,216,641,911.78/770,952.64
  6. Step 6: Final answer
    x = 721,466.68

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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.