Home / 639,127.95-959,027.27-240,044.19

Finding the Fourth Proportional to 639,127.95, 959,027.27 and 240,044.19

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Solution

The fourth proportional to 639,127.95, 959,027.27 and 240,044.19 is: 360,192.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,127.95 : 959,027.27 = 240,044.19 : x
  2. Step 2: Convert to fraction form
    639,127.95/959,027.27 = 240,044.19/x
  3. Step 3: Cross multiply
    639,127.95x = 959,027.27 × 240,044.19
  4. Step 4: Simplify right side
    639,127.95x = 230,208,923,014.84
  5. Step 5: Solve for x
    x = 230,208,923,014.84/639,127.95
  6. Step 6: Final answer
    x = 360,192.23

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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.