Home / 675,184.78-1,011,652.67-475,084.79

Finding the Fourth Proportional to 675,184.78, 1,011,652.67 and 475,084.79

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Solution

The fourth proportional to 675,184.78, 1,011,652.67 and 475,084.79 is: 711,835.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,184.78 : 1,011,652.67 = 475,084.79 : x
  2. Step 2: Convert to fraction form
    675,184.78/1,011,652.67 = 475,084.79/x
  3. Step 3: Cross multiply
    675,184.78x = 1,011,652.67 × 475,084.79
  4. Step 4: Simplify right side
    675,184.78x = 480,620,792,409.34
  5. Step 5: Solve for x
    x = 480,620,792,409.34/675,184.78
  6. Step 6: Final answer
    x = 711,835.94

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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.