Home / 334,810.41-502,215.61-147,784.65

Finding the Fourth Proportional to 334,810.41, 502,215.61 and 147,784.65

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Solution

The fourth proportional to 334,810.41, 502,215.61 and 147,784.65 is: 221,676.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,810.41 : 502,215.61 = 147,784.65 : x
  2. Step 2: Convert to fraction form
    334,810.41/502,215.61 = 147,784.65/x
  3. Step 3: Cross multiply
    334,810.41x = 502,215.61 × 147,784.65
  4. Step 4: Simplify right side
    334,810.41x = 74,219,758,148.39
  5. Step 5: Solve for x
    x = 74,219,758,148.39/334,810.41
  6. Step 6: Final answer
    x = 221,676.97

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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.