Home / 304,830.32-457,529.18-155,182.64

Finding the Fourth Proportional to 304,830.32, 457,529.18 and 155,182.64

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Solution

The fourth proportional to 304,830.32, 457,529.18 and 155,182.64 is: 232,918.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,830.32 : 457,529.18 = 155,182.64 : x
  2. Step 2: Convert to fraction form
    304,830.32/457,529.18 = 155,182.64/x
  3. Step 3: Cross multiply
    304,830.32x = 457,529.18 × 155,182.64
  4. Step 4: Simplify right side
    304,830.32x = 71,000,582,965.88
  5. Step 5: Solve for x
    x = 71,000,582,965.88/304,830.32
  6. Step 6: Final answer
    x = 232,918.38

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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.