Home / 572,939.68-858,009.84-494,557.60

Finding the Fourth Proportional to 572,939.68, 858,009.84 and 494,557.60

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Solution

The fourth proportional to 572,939.68, 858,009.84 and 494,557.60 is: 740,628.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,939.68 : 858,009.84 = 494,557.60 : x
  2. Step 2: Convert to fraction form
    572,939.68/858,009.84 = 494,557.60/x
  3. Step 3: Cross multiply
    572,939.68x = 858,009.84 × 494,557.60
  4. Step 4: Simplify right side
    572,939.68x = 424,335,287,246.78
  5. Step 5: Solve for x
    x = 424,335,287,246.78/572,939.68
  6. Step 6: Final answer
    x = 740,628.21

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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.