Home / 340,146.16-469,244.65-219,326.25

Finding the Fourth Proportional to 340,146.16, 469,244.65 and 219,326.25

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Solution

The fourth proportional to 340,146.16, 469,244.65 and 219,326.25 is: 302,568.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,146.16 : 469,244.65 = 219,326.25 : x
  2. Step 2: Convert to fraction form
    340,146.16/469,244.65 = 219,326.25/x
  3. Step 3: Cross multiply
    340,146.16x = 469,244.65 × 219,326.25
  4. Step 4: Simplify right side
    340,146.16x = 102,917,669,417.06
  5. Step 5: Solve for x
    x = 102,917,669,417.06/340,146.16
  6. Step 6: Final answer
    x = 302,568.96

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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.