Home / 947,242.60-1,420,831.14-237,276.76

Finding the Fourth Proportional to 947,242.60, 1,420,831.14 and 237,276.76

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Solution

The fourth proportional to 947,242.60, 1,420,831.14 and 237,276.76 is: 355,906.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,242.60 : 1,420,831.14 = 237,276.76 : x
  2. Step 2: Convert to fraction form
    947,242.60/1,420,831.14 = 237,276.76/x
  3. Step 3: Cross multiply
    947,242.60x = 1,420,831.14 × 237,276.76
  4. Step 4: Simplify right side
    947,242.60x = 337,130,209,406.31
  5. Step 5: Solve for x
    x = 337,130,209,406.31/947,242.60
  6. Step 6: Final answer
    x = 355,906.93

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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.