Home / 646,282.71-969,417.27-166,508.58

Finding the Fourth Proportional to 646,282.71, 969,417.27 and 166,508.58

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Solution

The fourth proportional to 646,282.71, 969,417.27 and 166,508.58 is: 249,761.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,282.71 : 969,417.27 = 166,508.58 : x
  2. Step 2: Convert to fraction form
    646,282.71/969,417.27 = 166,508.58/x
  3. Step 3: Cross multiply
    646,282.71x = 969,417.27 × 166,508.58
  4. Step 4: Simplify right side
    646,282.71x = 161,416,293,055.18
  5. Step 5: Solve for x
    x = 161,416,293,055.18/646,282.71
  6. Step 6: Final answer
    x = 249,761.12

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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.