Home / 748,084.85-1,122,291.35-242,696.94

Finding the Fourth Proportional to 748,084.85, 1,122,291.35 and 242,696.94

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Solution

The fourth proportional to 748,084.85, 1,122,291.35 and 242,696.94 is: 364,098.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,084.85 : 1,122,291.35 = 242,696.94 : x
  2. Step 2: Convert to fraction form
    748,084.85/1,122,291.35 = 242,696.94/x
  3. Step 3: Cross multiply
    748,084.85x = 1,122,291.35 × 242,696.94
  4. Step 4: Simplify right side
    748,084.85x = 272,376,675,219.98
  5. Step 5: Solve for x
    x = 272,376,675,219.98/748,084.85
  6. Step 6: Final answer
    x = 364,098.64

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1.5x scale

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.