Home / 216,776.04-326,788.84-202,325.64

Finding the Fourth Proportional to 216,776.04, 326,788.84 and 202,325.64

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Solution

The fourth proportional to 216,776.04, 326,788.84 and 202,325.64 is: 305,004.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,776.04 : 326,788.84 = 202,325.64 : x
  2. Step 2: Convert to fraction form
    216,776.04/326,788.84 = 202,325.64/x
  3. Step 3: Cross multiply
    216,776.04x = 326,788.84 × 202,325.64
  4. Step 4: Simplify right side
    216,776.04x = 66,117,761,197.86
  5. Step 5: Solve for x
    x = 66,117,761,197.86/216,776.04
  6. Step 6: Final answer
    x = 305,004.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.