Home / 905,551.08-1,358,522.61-274,512.48

Finding the Fourth Proportional to 905,551.08, 1,358,522.61 and 274,512.48

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Solution

The fourth proportional to 905,551.08, 1,358,522.61 and 274,512.48 is: 411,828.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,551.08 : 1,358,522.61 = 274,512.48 : x
  2. Step 2: Convert to fraction form
    905,551.08/1,358,522.61 = 274,512.48/x
  3. Step 3: Cross multiply
    905,551.08x = 1,358,522.61 × 274,512.48
  4. Step 4: Simplify right side
    905,551.08x = 372,931,410,807.17
  5. Step 5: Solve for x
    x = 372,931,410,807.17/905,551.08
  6. Step 6: Final answer
    x = 411,828.13

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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.