Home / 426,416.25-588,454.27-245,163.61

Finding the Fourth Proportional to 426,416.25, 588,454.27 and 245,163.61

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Solution

The fourth proportional to 426,416.25, 588,454.27 and 245,163.61 is: 338,325.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,416.25 : 588,454.27 = 245,163.61 : x
  2. Step 2: Convert to fraction form
    426,416.25/588,454.27 = 245,163.61/x
  3. Step 3: Cross multiply
    426,416.25x = 588,454.27 × 245,163.61
  4. Step 4: Simplify right side
    426,416.25x = 144,267,573,275.77
  5. Step 5: Solve for x
    x = 144,267,573,275.77/426,416.25
  6. Step 6: Final answer
    x = 338,325.69

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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.