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Finding the Fourth Proportional to 662,332.84, 988,409.33 and 591,470.44

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Solution

The fourth proportional to 662,332.84, 988,409.33 and 591,470.44 is: 882,660.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,332.84 : 988,409.33 = 591,470.44 : x
  2. Step 2: Convert to fraction form
    662,332.84/988,409.33 = 591,470.44/x
  3. Step 3: Cross multiply
    662,332.84x = 988,409.33 × 591,470.44
  4. Step 4: Simplify right side
    662,332.84x = 584,614,901,315.21
  5. Step 5: Solve for x
    x = 584,614,901,315.21/662,332.84
  6. Step 6: Final answer
    x = 882,660.30

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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.