Home / 426,746.88-588,927.63-245,458.62

Finding the Fourth Proportional to 426,746.88, 588,927.63 and 245,458.62

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Solution

The fourth proportional to 426,746.88, 588,927.63 and 245,458.62 is: 338,742.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,746.88 : 588,927.63 = 245,458.62 : x
  2. Step 2: Convert to fraction form
    426,746.88/588,927.63 = 245,458.62/x
  3. Step 3: Cross multiply
    426,746.88x = 588,927.63 × 245,458.62
  4. Step 4: Simplify right side
    426,746.88x = 144,557,363,339.67
  5. Step 5: Solve for x
    x = 144,557,363,339.67/426,746.88
  6. Step 6: Final answer
    x = 338,742.64

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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.