Home / 887,708.96-1,332,253.92-619,729.28

Finding the Fourth Proportional to 887,708.96, 1,332,253.92 and 619,729.28

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Solution

The fourth proportional to 887,708.96, 1,332,253.92 and 619,729.28 is: 930,075.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,708.96 : 1,332,253.92 = 619,729.28 : x
  2. Step 2: Convert to fraction form
    887,708.96/1,332,253.92 = 619,729.28/x
  3. Step 3: Cross multiply
    887,708.96x = 1,332,253.92 × 619,729.28
  4. Step 4: Simplify right side
    887,708.96x = 825,636,762,618.78
  5. Step 5: Solve for x
    x = 825,636,762,618.78/887,708.96
  6. Step 6: Final answer
    x = 930,075.96

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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.