Home / 231,519.52-349,014.60-216,088.40

Finding the Fourth Proportional to 231,519.52, 349,014.60 and 216,088.40

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Solution

The fourth proportional to 231,519.52, 349,014.60 and 216,088.40 is: 325,752.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,519.52 : 349,014.60 = 216,088.40 : x
  2. Step 2: Convert to fraction form
    231,519.52/349,014.60 = 216,088.40/x
  3. Step 3: Cross multiply
    231,519.52x = 349,014.60 × 216,088.40
  4. Step 4: Simplify right side
    231,519.52x = 75,418,006,490.64
  5. Step 5: Solve for x
    x = 75,418,006,490.64/231,519.52
  6. Step 6: Final answer
    x = 325,752.26

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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.