Home / 662,719.80-914,546.52-360,913.80

Finding the Fourth Proportional to 662,719.80, 914,546.52 and 360,913.80

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Solution

The fourth proportional to 662,719.80, 914,546.52 and 360,913.80 is: 498,057.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,719.80 : 914,546.52 = 360,913.80 : x
  2. Step 2: Convert to fraction form
    662,719.80/914,546.52 = 360,913.80/x
  3. Step 3: Cross multiply
    662,719.80x = 914,546.52 × 360,913.80
  4. Step 4: Simplify right side
    662,719.80x = 330,072,459,809.98
  5. Step 5: Solve for x
    x = 330,072,459,809.98/662,719.80
  6. Step 6: Final answer
    x = 498,057.34

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1.5x scale

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.