Home / 456,068.46-629,552.07-408,239.10

Finding the Fourth Proportional to 456,068.46, 629,552.07 and 408,239.10

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Solution

The fourth proportional to 456,068.46, 629,552.07 and 408,239.10 is: 563,528.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,068.46 : 629,552.07 = 408,239.10 : x
  2. Step 2: Convert to fraction form
    456,068.46/629,552.07 = 408,239.10/x
  3. Step 3: Cross multiply
    456,068.46x = 629,552.07 × 408,239.10
  4. Step 4: Simplify right side
    456,068.46x = 257,007,770,459.94
  5. Step 5: Solve for x
    x = 257,007,770,459.94/456,068.46
  6. Step 6: Final answer
    x = 563,528.93

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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.