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Finding the Fourth Proportional to 730,573, 1,008,120 and 458,553.94

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Solution

The fourth proportional to 730,573, 1,008,120 and 458,553.94 is: 632,760.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,573 : 1,008,120 = 458,553.94 : x
  2. Step 2: Convert to fraction form
    730,573/1,008,120 = 458,553.94/x
  3. Step 3: Cross multiply
    730,573x = 1,008,120 × 458,553.94
  4. Step 4: Simplify right side
    730,573x = 462,277,397,992.80
  5. Step 5: Solve for x
    x = 462,277,397,992.80/730,573
  6. Step 6: Final answer
    x = 632,760.04

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1.5x scale

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.