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Finding the Fourth Proportional to 369,588.90, 510,032.25 and 199,822.62

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Solution

The fourth proportional to 369,588.90, 510,032.25 and 199,822.62 is: 275,754.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,588.90 : 510,032.25 = 199,822.62 : x
  2. Step 2: Convert to fraction form
    369,588.90/510,032.25 = 199,822.62/x
  3. Step 3: Cross multiply
    369,588.90x = 510,032.25 × 199,822.62
  4. Step 4: Simplify right side
    369,588.90x = 101,915,980,479.50
  5. Step 5: Solve for x
    x = 101,915,980,479.50/369,588.90
  6. Step 6: Final answer
    x = 275,754.98

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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.