Home / 369,240.15-509,551.92-199,474.32

Finding the Fourth Proportional to 369,240.15, 509,551.92 and 199,474.32

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Solution

The fourth proportional to 369,240.15, 509,551.92 and 199,474.32 is: 275,274.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,240.15 : 509,551.92 = 199,474.32 : x
  2. Step 2: Convert to fraction form
    369,240.15/509,551.92 = 199,474.32/x
  3. Step 3: Cross multiply
    369,240.15x = 509,551.92 × 199,474.32
  4. Step 4: Simplify right side
    369,240.15x = 101,642,522,746.69
  5. Step 5: Solve for x
    x = 101,642,522,746.69/369,240.15
  6. Step 6: Final answer
    x = 275,274.84

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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.