Home / 426,342.80-588,372.08-245,113.36

Finding the Fourth Proportional to 426,342.80, 588,372.08 and 245,113.36

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Solution

The fourth proportional to 426,342.80, 588,372.08 and 245,113.36 is: 338,267.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,342.80 : 588,372.08 = 245,113.36 : x
  2. Step 2: Convert to fraction form
    426,342.80/588,372.08 = 245,113.36/x
  3. Step 3: Cross multiply
    426,342.80x = 588,372.08 × 245,113.36
  4. Step 4: Simplify right side
    426,342.80x = 144,217,857,458.99
  5. Step 5: Solve for x
    x = 144,217,857,458.99/426,342.80
  6. Step 6: Final answer
    x = 338,267.37

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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.