Home / 403,267.60-556,562.28-231,252.88

Finding the Fourth Proportional to 403,267.60, 556,562.28 and 231,252.88

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Solution

The fourth proportional to 403,267.60, 556,562.28 and 231,252.88 is: 319,159.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,267.60 : 556,562.28 = 231,252.88 : x
  2. Step 2: Convert to fraction form
    403,267.60/556,562.28 = 231,252.88/x
  3. Step 3: Cross multiply
    403,267.60x = 556,562.28 × 231,252.88
  4. Step 4: Simplify right side
    403,267.60x = 128,706,630,149.37
  5. Step 5: Solve for x
    x = 128,706,630,149.37/403,267.60
  6. Step 6: Final answer
    x = 319,159.36

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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.