Home / 404,586.28-556,831.02-296,985.88

Finding the Fourth Proportional to 404,586.28, 556,831.02 and 296,985.88

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Solution

The fourth proportional to 404,586.28, 556,831.02 and 296,985.88 is: 408,740.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,586.28 : 556,831.02 = 296,985.88 : x
  2. Step 2: Convert to fraction form
    404,586.28/556,831.02 = 296,985.88/x
  3. Step 3: Cross multiply
    404,586.28x = 556,831.02 × 296,985.88
  4. Step 4: Simplify right side
    404,586.28x = 165,370,950,486.00
  5. Step 5: Solve for x
    x = 165,370,950,486.00/404,586.28
  6. Step 6: Final answer
    x = 408,740.88

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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.