Home / 292,981.84-439,020.43-197,839.15

Finding the Fourth Proportional to 292,981.84, 439,020.43 and 197,839.15

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Solution

The fourth proportional to 292,981.84, 439,020.43 and 197,839.15 is: 296,453.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,981.84 : 439,020.43 = 197,839.15 : x
  2. Step 2: Convert to fraction form
    292,981.84/439,020.43 = 197,839.15/x
  3. Step 3: Cross multiply
    292,981.84x = 439,020.43 × 197,839.15
  4. Step 4: Simplify right side
    292,981.84x = 86,855,428,703.83
  5. Step 5: Solve for x
    x = 86,855,428,703.83/292,981.84
  6. Step 6: Final answer
    x = 296,453.28

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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.