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Finding the Fourth Proportional to 644,831.64, 962,514.36 and 597,330

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Solution

The fourth proportional to 644,831.64, 962,514.36 and 597,330 is: 891,610.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,831.64 : 962,514.36 = 597,330 : x
  2. Step 2: Convert to fraction form
    644,831.64/962,514.36 = 597,330/x
  3. Step 3: Cross multiply
    644,831.64x = 962,514.36 × 597,330
  4. Step 4: Simplify right side
    644,831.64x = 574,938,702,658.80
  5. Step 5: Solve for x
    x = 574,938,702,658.80/644,831.64
  6. Step 6: Final answer
    x = 891,610.56

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.