Home / 507,926.40-761,996.16-192,376.32

Finding the Fourth Proportional to 507,926.40, 761,996.16 and 192,376.32

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Solution

The fourth proportional to 507,926.40, 761,996.16 and 192,376.32 is: 288,604.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,926.40 : 761,996.16 = 192,376.32 : x
  2. Step 2: Convert to fraction form
    507,926.40/761,996.16 = 192,376.32/x
  3. Step 3: Cross multiply
    507,926.40x = 761,996.16 × 192,376.32
  4. Step 4: Simplify right side
    507,926.40x = 146,590,017,114.93
  5. Step 5: Solve for x
    x = 146,590,017,114.93/507,926.40
  6. Step 6: Final answer
    x = 288,604.84

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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.