Home / 1,025,072.39-1,537,755.33-315,160.04

Finding the Fourth Proportional to 1,025,072.39, 1,537,755.33 and 315,160.04

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Solution

The fourth proportional to 1,025,072.39, 1,537,755.33 and 315,160.04 is: 472,785.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,072.39 : 1,537,755.33 = 315,160.04 : x
  2. Step 2: Convert to fraction form
    1,025,072.39/1,537,755.33 = 315,160.04/x
  3. Step 3: Cross multiply
    1,025,072.39x = 1,537,755.33 × 315,160.04
  4. Step 4: Simplify right side
    1,025,072.39x = 484,639,031,313.01
  5. Step 5: Solve for x
    x = 484,639,031,313.01/1,025,072.39
  6. Step 6: Final answer
    x = 472,785.18

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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.