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Finding the Fourth Proportional to 598,910.34, 825,511.35 and 424,538.94

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Solution

The fourth proportional to 598,910.34, 825,511.35 and 424,538.94 is: 585,165.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,910.34 : 825,511.35 = 424,538.94 : x
  2. Step 2: Convert to fraction form
    598,910.34/825,511.35 = 424,538.94/x
  3. Step 3: Cross multiply
    598,910.34x = 825,511.35 × 424,538.94
  4. Step 4: Simplify right side
    598,910.34x = 350,461,713,486.97
  5. Step 5: Solve for x
    x = 350,461,713,486.97/598,910.34
  6. Step 6: Final answer
    x = 585,165.58

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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.