Home / 827,251.66-1,240,598.45-314,795.14

Finding the Fourth Proportional to 827,251.66, 1,240,598.45 and 314,795.14

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Solution

The fourth proportional to 827,251.66, 1,240,598.45 and 314,795.14 is: 472,086.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,251.66 : 1,240,598.45 = 314,795.14 : x
  2. Step 2: Convert to fraction form
    827,251.66/1,240,598.45 = 314,795.14/x
  3. Step 3: Cross multiply
    827,251.66x = 1,240,598.45 × 314,795.14
  4. Step 4: Simplify right side
    827,251.66x = 390,534,358,076.06
  5. Step 5: Solve for x
    x = 390,534,358,076.06/827,251.66
  6. Step 6: Final answer
    x = 472,086.52

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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.