Home / 474,284.25-654,725.70-302,432.58

Finding the Fourth Proportional to 474,284.25, 654,725.70 and 302,432.58

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Solution

The fourth proportional to 474,284.25, 654,725.70 and 302,432.58 is: 417,493.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,284.25 : 654,725.70 = 302,432.58 : x
  2. Step 2: Convert to fraction form
    474,284.25/654,725.70 = 302,432.58/x
  3. Step 3: Cross multiply
    474,284.25x = 654,725.70 × 302,432.58
  4. Step 4: Simplify right side
    474,284.25x = 198,010,382,643.31
  5. Step 5: Solve for x
    x = 198,010,382,643.31/474,284.25
  6. Step 6: Final answer
    x = 417,493.06

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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.