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Finding the Fourth Proportional to 360,735.40, 497,782.10 and 207,732.84

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Solution

The fourth proportional to 360,735.40, 497,782.10 and 207,732.84 is: 286,652.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,735.40 : 497,782.10 = 207,732.84 : x
  2. Step 2: Convert to fraction form
    360,735.40/497,782.10 = 207,732.84/x
  3. Step 3: Cross multiply
    360,735.40x = 497,782.10 × 207,732.84
  4. Step 4: Simplify right side
    360,735.40x = 103,405,689,334.16
  5. Step 5: Solve for x
    x = 103,405,689,334.16/360,735.40
  6. Step 6: Final answer
    x = 286,652.46

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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.