Home / 539,028.68-743,824.62-297,312.93

Finding the Fourth Proportional to 539,028.68, 743,824.62 and 297,312.93

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Solution

The fourth proportional to 539,028.68, 743,824.62 and 297,312.93 is: 410,272.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,028.68 : 743,824.62 = 297,312.93 : x
  2. Step 2: Convert to fraction form
    539,028.68/743,824.62 = 297,312.93/x
  3. Step 3: Cross multiply
    539,028.68x = 743,824.62 × 297,312.93
  4. Step 4: Simplify right side
    539,028.68x = 221,148,677,178.34
  5. Step 5: Solve for x
    x = 221,148,677,178.34/539,028.68
  6. Step 6: Final answer
    x = 410,272.57

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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.