Home / 976,744.36-1,347,663.72-563,407.50

Finding the Fourth Proportional to 976,744.36, 1,347,663.72 and 563,407.50

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Solution

The fourth proportional to 976,744.36, 1,347,663.72 and 563,407.50 is: 777,361.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,744.36 : 1,347,663.72 = 563,407.50 : x
  2. Step 2: Convert to fraction form
    976,744.36/1,347,663.72 = 563,407.50/x
  3. Step 3: Cross multiply
    976,744.36x = 1,347,663.72 × 563,407.50
  4. Step 4: Simplify right side
    976,744.36x = 759,283,847,325.90
  5. Step 5: Solve for x
    x = 759,283,847,325.90/976,744.36
  6. Step 6: Final answer
    x = 777,361.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.