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Finding the Fourth Proportional to 535,049.40, 797,858.31 and 530,252.76

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Solution

The fourth proportional to 535,049.40, 797,858.31 and 530,252.76 is: 790,705.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,049.40 : 797,858.31 = 530,252.76 : x
  2. Step 2: Convert to fraction form
    535,049.40/797,858.31 = 530,252.76/x
  3. Step 3: Cross multiply
    535,049.40x = 797,858.31 × 530,252.76
  4. Step 4: Simplify right side
    535,049.40x = 423,066,570,966.44
  5. Step 5: Solve for x
    x = 423,066,570,966.44/535,049.40
  6. Step 6: Final answer
    x = 790,705.63

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.