Home / 1,281,343.68-1,922,034.15-334,714.50

Finding the Fourth Proportional to 1,281,343.68, 1,922,034.15 and 334,714.50

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Solution

The fourth proportional to 1,281,343.68, 1,922,034.15 and 334,714.50 is: 502,076.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,343.68 : 1,922,034.15 = 334,714.50 : x
  2. Step 2: Convert to fraction form
    1,281,343.68/1,922,034.15 = 334,714.50/x
  3. Step 3: Cross multiply
    1,281,343.68x = 1,922,034.15 × 334,714.50
  4. Step 4: Simplify right side
    1,281,343.68x = 643,332,699,500.18
  5. Step 5: Solve for x
    x = 643,332,699,500.18/1,281,343.68
  6. Step 6: Final answer
    x = 502,076.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.