Home / 935,579.70-1,290,805.23-572,625.18

Finding the Fourth Proportional to 935,579.70, 1,290,805.23 and 572,625.18

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Solution

The fourth proportional to 935,579.70, 1,290,805.23 and 572,625.18 is: 790,042.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,579.70 : 1,290,805.23 = 572,625.18 : x
  2. Step 2: Convert to fraction form
    935,579.70/1,290,805.23 = 572,625.18/x
  3. Step 3: Cross multiply
    935,579.70x = 1,290,805.23 × 572,625.18
  4. Step 4: Simplify right side
    935,579.70x = 739,147,577,173.69
  5. Step 5: Solve for x
    x = 739,147,577,173.69/935,579.70
  6. Step 6: Final answer
    x = 790,042.34

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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.