Home / 887,836.89-1,332,703.05-382,647.18

Finding the Fourth Proportional to 887,836.89, 1,332,703.05 and 382,647.18

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Solution

The fourth proportional to 887,836.89, 1,332,703.05 and 382,647.18 is: 574,379.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,836.89 : 1,332,703.05 = 382,647.18 : x
  2. Step 2: Convert to fraction form
    887,836.89/1,332,703.05 = 382,647.18/x
  3. Step 3: Cross multiply
    887,836.89x = 1,332,703.05 × 382,647.18
  4. Step 4: Simplify right side
    887,836.89x = 509,955,063,859.90
  5. Step 5: Solve for x
    x = 509,955,063,859.90/887,836.89
  6. Step 6: Final answer
    x = 574,379.22

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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.