Home / 819,949.14-1,230,303.33-314,341.02

Finding the Fourth Proportional to 819,949.14, 1,230,303.33 and 314,341.02

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Solution

The fourth proportional to 819,949.14, 1,230,303.33 and 314,341.02 is: 471,657.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,949.14 : 1,230,303.33 = 314,341.02 : x
  2. Step 2: Convert to fraction form
    819,949.14/1,230,303.33 = 314,341.02/x
  3. Step 3: Cross multiply
    819,949.14x = 1,230,303.33 × 314,341.02
  4. Step 4: Simplify right side
    819,949.14x = 386,734,803,661.60
  5. Step 5: Solve for x
    x = 386,734,803,661.60/819,949.14
  6. Step 6: Final answer
    x = 471,657.06

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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.