Home / 255,444.94-383,167.17-120,477.52

Finding the Fourth Proportional to 255,444.94, 383,167.17 and 120,477.52

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Solution

The fourth proportional to 255,444.94, 383,167.17 and 120,477.52 is: 180,716.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,444.94 : 383,167.17 = 120,477.52 : x
  2. Step 2: Convert to fraction form
    255,444.94/383,167.17 = 120,477.52/x
  3. Step 3: Cross multiply
    255,444.94x = 383,167.17 × 120,477.52
  4. Step 4: Simplify right side
    255,444.94x = 46,163,030,387.02
  5. Step 5: Solve for x
    x = 46,163,030,387.02/255,444.94
  6. Step 6: Final answer
    x = 180,716.17

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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.