Home / 971,831.28-1,458,167.94-522,027.36

Finding the Fourth Proportional to 971,831.28, 1,458,167.94 and 522,027.36

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Solution

The fourth proportional to 971,831.28, 1,458,167.94 and 522,027.36 is: 783,267.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,831.28 : 1,458,167.94 = 522,027.36 : x
  2. Step 2: Convert to fraction form
    971,831.28/1,458,167.94 = 522,027.36/x
  3. Step 3: Cross multiply
    971,831.28x = 1,458,167.94 × 522,027.36
  4. Step 4: Simplify right side
    971,831.28x = 761,203,560,154.84
  5. Step 5: Solve for x
    x = 761,203,560,154.84/971,831.28
  6. Step 6: Final answer
    x = 783,267.19

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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.