Home / 947,077.84-1,420,969.68-568,270.45

Finding the Fourth Proportional to 947,077.84, 1,420,969.68 and 568,270.45

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Solution

The fourth proportional to 947,077.84, 1,420,969.68 and 568,270.45 is: 852,617.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,077.84 : 1,420,969.68 = 568,270.45 : x
  2. Step 2: Convert to fraction form
    947,077.84/1,420,969.68 = 568,270.45/x
  3. Step 3: Cross multiply
    947,077.84x = 1,420,969.68 × 568,270.45
  4. Step 4: Simplify right side
    947,077.84x = 807,495,075,937.53
  5. Step 5: Solve for x
    x = 807,495,075,937.53/947,077.84
  6. Step 6: Final answer
    x = 852,617.43

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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.