Home / 336,093.20-504,139.80-324,688.40

Finding the Fourth Proportional to 336,093.20, 504,139.80 and 324,688.40

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Solution

The fourth proportional to 336,093.20, 504,139.80 and 324,688.40 is: 487,032.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,093.20 : 504,139.80 = 324,688.40 : x
  2. Step 2: Convert to fraction form
    336,093.20/504,139.80 = 324,688.40/x
  3. Step 3: Cross multiply
    336,093.20x = 504,139.80 × 324,688.40
  4. Step 4: Simplify right side
    336,093.20x = 163,688,345,038.32
  5. Step 5: Solve for x
    x = 163,688,345,038.32/336,093.20
  6. Step 6: Final answer
    x = 487,032.60

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1.5x scale

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.