Home / 439,214.64-606,116.40-238,010.64

Finding the Fourth Proportional to 439,214.64, 606,116.40 and 238,010.64

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Solution

The fourth proportional to 439,214.64, 606,116.40 and 238,010.64 is: 328,454.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,214.64 : 606,116.40 = 238,010.64 : x
  2. Step 2: Convert to fraction form
    439,214.64/606,116.40 = 238,010.64/x
  3. Step 3: Cross multiply
    439,214.64x = 606,116.40 × 238,010.64
  4. Step 4: Simplify right side
    439,214.64x = 144,262,152,278.50
  5. Step 5: Solve for x
    x = 144,262,152,278.50/439,214.64
  6. Step 6: Final answer
    x = 328,454.79

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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.