Home / 893,522.52-1,340,381.79-387,735.84

Finding the Fourth Proportional to 893,522.52, 1,340,381.79 and 387,735.84

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Solution

The fourth proportional to 893,522.52, 1,340,381.79 and 387,735.84 is: 581,646.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,522.52 : 1,340,381.79 = 387,735.84 : x
  2. Step 2: Convert to fraction form
    893,522.52/1,340,381.79 = 387,735.84/x
  3. Step 3: Cross multiply
    893,522.52x = 1,340,381.79 × 387,735.84
  4. Step 4: Simplify right side
    893,522.52x = 519,714,059,266.35
  5. Step 5: Solve for x
    x = 519,714,059,266.35/893,522.52
  6. Step 6: Final answer
    x = 581,646.29

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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.