Home / 607,945.45-839,008.13-336,007.50

Finding the Fourth Proportional to 607,945.45, 839,008.13 and 336,007.50

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Solution

The fourth proportional to 607,945.45, 839,008.13 and 336,007.50 is: 463,714.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,945.45 : 839,008.13 = 336,007.50 : x
  2. Step 2: Convert to fraction form
    607,945.45/839,008.13 = 336,007.50/x
  3. Step 3: Cross multiply
    607,945.45x = 839,008.13 × 336,007.50
  4. Step 4: Simplify right side
    607,945.45x = 281,913,022,143.46
  5. Step 5: Solve for x
    x = 281,913,022,143.46/607,945.45
  6. Step 6: Final answer
    x = 463,714.34

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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.