Home / 279,259.04-415,729.84-277,598.24

Finding the Fourth Proportional to 279,259.04, 415,729.84 and 277,598.24

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Solution

The fourth proportional to 279,259.04, 415,729.84 and 277,598.24 is: 413,257.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,259.04 : 415,729.84 = 277,598.24 : x
  2. Step 2: Convert to fraction form
    279,259.04/415,729.84 = 277,598.24/x
  3. Step 3: Cross multiply
    279,259.04x = 415,729.84 × 277,598.24
  4. Step 4: Simplify right side
    279,259.04x = 115,405,871,899.48
  5. Step 5: Solve for x
    x = 115,405,871,899.48/279,259.04
  6. Step 6: Final answer
    x = 413,257.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.