Home / 631,865.76-947,798.62-252,957.06

Finding the Fourth Proportional to 631,865.76, 947,798.62 and 252,957.06

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Solution

The fourth proportional to 631,865.76, 947,798.62 and 252,957.06 is: 379,435.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,865.76 : 947,798.62 = 252,957.06 : x
  2. Step 2: Convert to fraction form
    631,865.76/947,798.62 = 252,957.06/x
  3. Step 3: Cross multiply
    631,865.76x = 947,798.62 × 252,957.06
  4. Step 4: Simplify right side
    631,865.76x = 239,752,352,387.26
  5. Step 5: Solve for x
    x = 239,752,352,387.26/631,865.76
  6. Step 6: Final answer
    x = 379,435.58

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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.