Home / 753,922.65-1,130,881.75-304,638.33

Finding the Fourth Proportional to 753,922.65, 1,130,881.75 and 304,638.33

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Solution

The fourth proportional to 753,922.65, 1,130,881.75 and 304,638.33 is: 456,956.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,922.65 : 1,130,881.75 = 304,638.33 : x
  2. Step 2: Convert to fraction form
    753,922.65/1,130,881.75 = 304,638.33/x
  3. Step 3: Cross multiply
    753,922.65x = 1,130,881.75 × 304,638.33
  4. Step 4: Simplify right side
    753,922.65x = 344,509,926,985.88
  5. Step 5: Solve for x
    x = 344,509,926,985.88/753,922.65
  6. Step 6: Final answer
    x = 456,956.59

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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.