Home / 335,646.32-462,956.10-220,888.40

Finding the Fourth Proportional to 335,646.32, 462,956.10 and 220,888.40

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Solution

The fourth proportional to 335,646.32, 462,956.10 and 220,888.40 is: 304,670.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,646.32 : 462,956.10 = 220,888.40 : x
  2. Step 2: Convert to fraction form
    335,646.32/462,956.10 = 220,888.40/x
  3. Step 3: Cross multiply
    335,646.32x = 462,956.10 × 220,888.40
  4. Step 4: Simplify right side
    335,646.32x = 102,261,632,199.24
  5. Step 5: Solve for x
    x = 102,261,632,199.24/335,646.32
  6. Step 6: Final answer
    x = 304,670.80

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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.