Home / 402,831.10-604,263.05-166,151.22

Finding the Fourth Proportional to 402,831.10, 604,263.05 and 166,151.22

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Solution

The fourth proportional to 402,831.10, 604,263.05 and 166,151.22 is: 249,233.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,831.10 : 604,263.05 = 166,151.22 : x
  2. Step 2: Convert to fraction form
    402,831.10/604,263.05 = 166,151.22/x
  3. Step 3: Cross multiply
    402,831.10x = 604,263.05 × 166,151.22
  4. Step 4: Simplify right side
    402,831.10x = 100,399,042,958.42
  5. Step 5: Solve for x
    x = 100,399,042,958.42/402,831.10
  6. Step 6: Final answer
    x = 249,233.59

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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.