Home / 369,981.46-510,574.41-200,215.58

Finding the Fourth Proportional to 369,981.46, 510,574.41 and 200,215.58

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Solution

The fourth proportional to 369,981.46, 510,574.41 and 200,215.58 is: 276,297.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,981.46 : 510,574.41 = 200,215.58 : x
  2. Step 2: Convert to fraction form
    369,981.46/510,574.41 = 200,215.58/x
  3. Step 3: Cross multiply
    369,981.46x = 510,574.41 × 200,215.58
  4. Step 4: Simplify right side
    369,981.46x = 102,224,951,631.31
  5. Step 5: Solve for x
    x = 102,224,951,631.31/369,981.46
  6. Step 6: Final answer
    x = 276,297.50

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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.