Home / 461,275.02-636,622.74-270,364.50

Finding the Fourth Proportional to 461,275.02, 636,622.74 and 270,364.50

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Solution

The fourth proportional to 461,275.02, 636,622.74 and 270,364.50 is: 373,140.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,275.02 : 636,622.74 = 270,364.50 : x
  2. Step 2: Convert to fraction form
    461,275.02/636,622.74 = 270,364.50/x
  3. Step 3: Cross multiply
    461,275.02x = 636,622.74 × 270,364.50
  4. Step 4: Simplify right side
    461,275.02x = 172,120,188,788.73
  5. Step 5: Solve for x
    x = 172,120,188,788.73/461,275.02
  6. Step 6: Final answer
    x = 373,140.06

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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.