Home / 676,843.82-1,014,582.51-424,301.69

Finding the Fourth Proportional to 676,843.82, 1,014,582.51 and 424,301.69

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Solution

The fourth proportional to 676,843.82, 1,014,582.51 and 424,301.69 is: 636,024.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,843.82 : 1,014,582.51 = 424,301.69 : x
  2. Step 2: Convert to fraction form
    676,843.82/1,014,582.51 = 424,301.69/x
  3. Step 3: Cross multiply
    676,843.82x = 1,014,582.51 × 424,301.69
  4. Step 4: Simplify right side
    676,843.82x = 430,489,076,173.90
  5. Step 5: Solve for x
    x = 430,489,076,173.90/676,843.82
  6. Step 6: Final answer
    x = 636,024.24

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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.