Home / 887,213.76-1,330,273.44-382,096.32

Finding the Fourth Proportional to 887,213.76, 1,330,273.44 and 382,096.32

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Solution

The fourth proportional to 887,213.76, 1,330,273.44 and 382,096.32 is: 572,908.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,213.76 : 1,330,273.44 = 382,096.32 : x
  2. Step 2: Convert to fraction form
    887,213.76/1,330,273.44 = 382,096.32/x
  3. Step 3: Cross multiply
    887,213.76x = 1,330,273.44 × 382,096.32
  4. Step 4: Simplify right side
    887,213.76x = 508,292,586,017.74
  5. Step 5: Solve for x
    x = 508,292,586,017.74/887,213.76
  6. Step 6: Final answer
    x = 572,908.82

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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.