Home / 418,799.64-577,980.96-246,719.18

Finding the Fourth Proportional to 418,799.64, 577,980.96 and 246,719.18

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Solution

The fourth proportional to 418,799.64, 577,980.96 and 246,719.18 is: 340,494.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,799.64 : 577,980.96 = 246,719.18 : x
  2. Step 2: Convert to fraction form
    418,799.64/577,980.96 = 246,719.18/x
  3. Step 3: Cross multiply
    418,799.64x = 577,980.96 × 246,719.18
  4. Step 4: Simplify right side
    418,799.64x = 142,598,988,506.81
  5. Step 5: Solve for x
    x = 142,598,988,506.81/418,799.64
  6. Step 6: Final answer
    x = 340,494.53

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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.