Home / 427,717.77-590,156.06-255,609.92

Finding the Fourth Proportional to 427,717.77, 590,156.06 and 255,609.92

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Solution

The fourth proportional to 427,717.77, 590,156.06 and 255,609.92 is: 352,685.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,717.77 : 590,156.06 = 255,609.92 : x
  2. Step 2: Convert to fraction form
    427,717.77/590,156.06 = 255,609.92/x
  3. Step 3: Cross multiply
    427,717.77x = 590,156.06 × 255,609.92
  4. Step 4: Simplify right side
    427,717.77x = 150,849,739,055.29
  5. Step 5: Solve for x
    x = 150,849,739,055.29/427,717.77
  6. Step 6: Final answer
    x = 352,685.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.