Home / 311,949.24-430,291.80-204,526.24

Finding the Fourth Proportional to 311,949.24, 430,291.80 and 204,526.24

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Solution

The fourth proportional to 311,949.24, 430,291.80 and 204,526.24 is: 282,116.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,949.24 : 430,291.80 = 204,526.24 : x
  2. Step 2: Convert to fraction form
    311,949.24/430,291.80 = 204,526.24/x
  3. Step 3: Cross multiply
    311,949.24x = 430,291.80 × 204,526.24
  4. Step 4: Simplify right side
    311,949.24x = 88,005,963,956.83
  5. Step 5: Solve for x
    x = 88,005,963,956.83/311,949.24
  6. Step 6: Final answer
    x = 282,116.30

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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.