Home / 773,288.40-1,159,932.60-692,187.60

Finding the Fourth Proportional to 773,288.40, 1,159,932.60 and 692,187.60

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Solution

The fourth proportional to 773,288.40, 1,159,932.60 and 692,187.60 is: 1,038,281.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,288.40 : 1,159,932.60 = 692,187.60 : x
  2. Step 2: Convert to fraction form
    773,288.40/1,159,932.60 = 692,187.60/x
  3. Step 3: Cross multiply
    773,288.40x = 1,159,932.60 × 692,187.60
  4. Step 4: Simplify right side
    773,288.40x = 802,890,962,555.76
  5. Step 5: Solve for x
    x = 802,890,962,555.76/773,288.40
  6. Step 6: Final answer
    x = 1,038,281.40

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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.