Home / 572,939.33-790,936.75-358,148.59

Finding the Fourth Proportional to 572,939.33, 790,936.75 and 358,148.59

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Solution

The fourth proportional to 572,939.33, 790,936.75 and 358,148.59 is: 494,420.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,939.33 : 790,936.75 = 358,148.59 : x
  2. Step 2: Convert to fraction form
    572,939.33/790,936.75 = 358,148.59/x
  3. Step 3: Cross multiply
    572,939.33x = 790,936.75 × 358,148.59
  4. Step 4: Simplify right side
    572,939.33x = 283,272,880,262.03
  5. Step 5: Solve for x
    x = 283,272,880,262.03/572,939.33
  6. Step 6: Final answer
    x = 494,420.38

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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.