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Finding the Fourth Proportional to 265,999.80, 367,079.74 and 170,506.68

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Solution

The fourth proportional to 265,999.80, 367,079.74 and 170,506.68 is: 235,299.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,999.80 : 367,079.74 = 170,506.68 : x
  2. Step 2: Convert to fraction form
    265,999.80/367,079.74 = 170,506.68/x
  3. Step 3: Cross multiply
    265,999.80x = 367,079.74 × 170,506.68
  4. Step 4: Simplify right side
    265,999.80x = 62,589,547,762.66
  5. Step 5: Solve for x
    x = 62,589,547,762.66/265,999.80
  6. Step 6: Final answer
    x = 235,299.23

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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.