Home / 418,975.02-578,084.72-246,900.02

Finding the Fourth Proportional to 418,975.02, 578,084.72 and 246,900.02

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Solution

The fourth proportional to 418,975.02, 578,084.72 and 246,900.02 is: 340,662.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,975.02 : 578,084.72 = 246,900.02 : x
  2. Step 2: Convert to fraction form
    418,975.02/578,084.72 = 246,900.02/x
  3. Step 3: Cross multiply
    418,975.02x = 578,084.72 × 246,900.02
  4. Step 4: Simplify right side
    418,975.02x = 142,729,124,804.77
  5. Step 5: Solve for x
    x = 142,729,124,804.77/418,975.02
  6. Step 6: Final answer
    x = 340,662.61

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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.