Home / 898,982.90-1,348,474.35-543,814.10

Finding the Fourth Proportional to 898,982.90, 1,348,474.35 and 543,814.10

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Solution

The fourth proportional to 898,982.90, 1,348,474.35 and 543,814.10 is: 815,721.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,982.90 : 1,348,474.35 = 543,814.10 : x
  2. Step 2: Convert to fraction form
    898,982.90/1,348,474.35 = 543,814.10/x
  3. Step 3: Cross multiply
    898,982.90x = 1,348,474.35 × 543,814.10
  4. Step 4: Simplify right side
    898,982.90x = 733,319,365,018.34
  5. Step 5: Solve for x
    x = 733,319,365,018.34/898,982.90
  6. Step 6: Final answer
    x = 815,721.15

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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.