Home / 1,052,795.46-1,578,839.58-342,656.50

Finding the Fourth Proportional to 1,052,795.46, 1,578,839.58 and 342,656.50

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Solution

The fourth proportional to 1,052,795.46, 1,578,839.58 and 342,656.50 is: 513,869.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,795.46 : 1,578,839.58 = 342,656.50 : x
  2. Step 2: Convert to fraction form
    1,052,795.46/1,578,839.58 = 342,656.50/x
  3. Step 3: Cross multiply
    1,052,795.46x = 1,578,839.58 × 342,656.50
  4. Step 4: Simplify right side
    1,052,795.46x = 540,999,644,544.27
  5. Step 5: Solve for x
    x = 540,999,644,544.27/1,052,795.46
  6. Step 6: Final answer
    x = 513,869.66

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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.