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Finding the Fourth Proportional to 349,886.31, 524,152.83 and 293,051.58

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Solution

The fourth proportional to 349,886.31, 524,152.83 and 293,051.58 is: 439,010.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,886.31 : 524,152.83 = 293,051.58 : x
  2. Step 2: Convert to fraction form
    349,886.31/524,152.83 = 293,051.58/x
  3. Step 3: Cross multiply
    349,886.31x = 524,152.83 × 293,051.58
  4. Step 4: Simplify right side
    349,886.31x = 153,603,814,992.97
  5. Step 5: Solve for x
    x = 153,603,814,992.97/349,886.31
  6. Step 6: Final answer
    x = 439,010.65

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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.