Home / 636,232.02-877,982.85-349,752.18

Finding the Fourth Proportional to 636,232.02, 877,982.85 and 349,752.18

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Solution

The fourth proportional to 636,232.02, 877,982.85 and 349,752.18 is: 482,648.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,232.02 : 877,982.85 = 349,752.18 : x
  2. Step 2: Convert to fraction form
    636,232.02/877,982.85 = 349,752.18/x
  3. Step 3: Cross multiply
    636,232.02x = 877,982.85 × 349,752.18
  4. Step 4: Simplify right side
    636,232.02x = 307,076,415,790.11
  5. Step 5: Solve for x
    x = 307,076,415,790.11/636,232.02
  6. Step 6: Final answer
    x = 482,648.48

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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.