Home / 887,825.96-1,332,686.63-382,636.25

Finding the Fourth Proportional to 887,825.96, 1,332,686.63 and 382,636.25

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Solution

The fourth proportional to 887,825.96, 1,332,686.63 and 382,636.25 is: 574,362.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,825.96 : 1,332,686.63 = 382,636.25 : x
  2. Step 2: Convert to fraction form
    887,825.96/1,332,686.63 = 382,636.25/x
  3. Step 3: Cross multiply
    887,825.96x = 1,332,686.63 × 382,636.25
  4. Step 4: Simplify right side
    887,825.96x = 509,934,207,864.90
  5. Step 5: Solve for x
    x = 509,934,207,864.90/887,825.96
  6. Step 6: Final answer
    x = 574,362.81

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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.