Home / 671,831.10-927,110.88-385,332.89

Finding the Fourth Proportional to 671,831.10, 927,110.88 and 385,332.89

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Solution

The fourth proportional to 671,831.10, 927,110.88 and 385,332.89 is: 531,750.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,831.10 : 927,110.88 = 385,332.89 : x
  2. Step 2: Convert to fraction form
    671,831.10/927,110.88 = 385,332.89/x
  3. Step 3: Cross multiply
    671,831.10x = 927,110.88 × 385,332.89
  4. Step 4: Simplify right side
    671,831.10x = 357,246,310,105.29
  5. Step 5: Solve for x
    x = 357,246,310,105.29/671,831.10
  6. Step 6: Final answer
    x = 531,750.18

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.