Home / 615,740.54-849,736.37-343,799.24

Finding the Fourth Proportional to 615,740.54, 849,736.37 and 343,799.24

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Solution

The fourth proportional to 615,740.54, 849,736.37 and 343,799.24 is: 474,451.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,740.54 : 849,736.37 = 343,799.24 : x
  2. Step 2: Convert to fraction form
    615,740.54/849,736.37 = 343,799.24/x
  3. Step 3: Cross multiply
    615,740.54x = 849,736.37 × 343,799.24
  4. Step 4: Simplify right side
    615,740.54x = 292,138,718,206.36
  5. Step 5: Solve for x
    x = 292,138,718,206.36/615,740.54
  6. Step 6: Final answer
    x = 474,451.01

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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.