Home / 714,578.28-1,070,466.14-414,428.48

Finding the Fourth Proportional to 714,578.28, 1,070,466.14 and 414,428.48

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Solution

The fourth proportional to 714,578.28, 1,070,466.14 and 414,428.48 is: 620,830.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,578.28 : 1,070,466.14 = 414,428.48 : x
  2. Step 2: Convert to fraction form
    714,578.28/1,070,466.14 = 414,428.48/x
  3. Step 3: Cross multiply
    714,578.28x = 1,070,466.14 × 414,428.48
  4. Step 4: Simplify right side
    714,578.28x = 443,631,655,291.67
  5. Step 5: Solve for x
    x = 443,631,655,291.67/714,578.28
  6. Step 6: Final answer
    x = 620,830.03

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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.