Home / 460,278.35-635,432.63-322,878.25

Finding the Fourth Proportional to 460,278.35, 635,432.63 and 322,878.25

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Solution

The fourth proportional to 460,278.35, 635,432.63 and 322,878.25 is: 445,746.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,278.35 : 635,432.63 = 322,878.25 : x
  2. Step 2: Convert to fraction form
    460,278.35/635,432.63 = 322,878.25/x
  3. Step 3: Cross multiply
    460,278.35x = 635,432.63 × 322,878.25
  4. Step 4: Simplify right side
    460,278.35x = 205,167,372,390.13
  5. Step 5: Solve for x
    x = 205,167,372,390.13/460,278.35
  6. Step 6: Final answer
    x = 445,746.31

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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.