Home / 460,756.77-635,821.83-256,829.91

Finding the Fourth Proportional to 460,756.77, 635,821.83 and 256,829.91

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Solution

The fourth proportional to 460,756.77, 635,821.83 and 256,829.91 is: 354,412.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,756.77 : 635,821.83 = 256,829.91 : x
  2. Step 2: Convert to fraction form
    460,756.77/635,821.83 = 256,829.91/x
  3. Step 3: Cross multiply
    460,756.77x = 635,821.83 × 256,829.91
  4. Step 4: Simplify right side
    460,756.77x = 163,298,063,374.94
  5. Step 5: Solve for x
    x = 163,298,063,374.94/460,756.77
  6. Step 6: Final answer
    x = 354,412.73

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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.