Home / 733,121.82-1,011,666.33-427,248

Finding the Fourth Proportional to 733,121.82, 1,011,666.33 and 427,248

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Solution

The fourth proportional to 733,121.82, 1,011,666.33 and 427,248 is: 589,577.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,121.82 : 1,011,666.33 = 427,248 : x
  2. Step 2: Convert to fraction form
    733,121.82/1,011,666.33 = 427,248/x
  3. Step 3: Cross multiply
    733,121.82x = 1,011,666.33 × 427,248
  4. Step 4: Simplify right side
    733,121.82x = 432,232,416,159.84
  5. Step 5: Solve for x
    x = 432,232,416,159.84/733,121.82
  6. Step 6: Final answer
    x = 589,577.89

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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.