Home / 281,598.15-423,595.89-255,261.72

Finding the Fourth Proportional to 281,598.15, 423,595.89 and 255,261.72

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Solution

The fourth proportional to 281,598.15, 423,595.89 and 255,261.72 is: 383,979.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,598.15 : 423,595.89 = 255,261.72 : x
  2. Step 2: Convert to fraction form
    281,598.15/423,595.89 = 255,261.72/x
  3. Step 3: Cross multiply
    281,598.15x = 423,595.89 × 255,261.72
  4. Step 4: Simplify right side
    281,598.15x = 108,127,815,466.33
  5. Step 5: Solve for x
    x = 108,127,815,466.33/281,598.15
  6. Step 6: Final answer
    x = 383,979.14

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1.5x scale

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.