Home / 613,763.59-847,020.04-341,831.47

Finding the Fourth Proportional to 613,763.59, 847,020.04 and 341,831.47

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Solution

The fourth proportional to 613,763.59, 847,020.04 and 341,831.47 is: 471,742.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,763.59 : 847,020.04 = 341,831.47 : x
  2. Step 2: Convert to fraction form
    613,763.59/847,020.04 = 341,831.47/x
  3. Step 3: Cross multiply
    613,763.59x = 847,020.04 × 341,831.47
  4. Step 4: Simplify right side
    613,763.59x = 289,538,105,392.66
  5. Step 5: Solve for x
    x = 289,538,105,392.66/613,763.59
  6. Step 6: Final answer
    x = 471,742.07

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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.