Home / 876,949.23-1,315,460.43-277,897.13

Finding the Fourth Proportional to 876,949.23, 1,315,460.43 and 277,897.13

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Solution

The fourth proportional to 876,949.23, 1,315,460.43 and 277,897.13 is: 416,857.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,949.23 : 1,315,460.43 = 277,897.13 : x
  2. Step 2: Convert to fraction form
    876,949.23/1,315,460.43 = 277,897.13/x
  3. Step 3: Cross multiply
    876,949.23x = 1,315,460.43 × 277,897.13
  4. Step 4: Simplify right side
    876,949.23x = 365,562,671,548.26
  5. Step 5: Solve for x
    x = 365,562,671,548.26/876,949.23
  6. Step 6: Final answer
    x = 416,857.28

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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.