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Finding the Fourth Proportional to 369,762.30, 510,271.95 and 199,996.43

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Solution

The fourth proportional to 369,762.30, 510,271.95 and 199,996.43 is: 275,995.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,762.30 : 510,271.95 = 199,996.43 : x
  2. Step 2: Convert to fraction form
    369,762.30/510,271.95 = 199,996.43/x
  3. Step 3: Cross multiply
    369,762.30x = 510,271.95 × 199,996.43
  4. Step 4: Simplify right side
    369,762.30x = 102,052,566,527.77
  5. Step 5: Solve for x
    x = 102,052,566,527.77/369,762.30
  6. Step 6: Final answer
    x = 275,995.06

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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.