Home / 934,826.76-1,290,325.20-552,986.28

Finding the Fourth Proportional to 934,826.76, 1,290,325.20 and 552,986.28

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Solution

The fourth proportional to 934,826.76, 1,290,325.20 and 552,986.28 is: 763,277.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,826.76 : 1,290,325.20 = 552,986.28 : x
  2. Step 2: Convert to fraction form
    934,826.76/1,290,325.20 = 552,986.28/x
  3. Step 3: Cross multiply
    934,826.76x = 1,290,325.20 × 552,986.28
  4. Step 4: Simplify right side
    934,826.76x = 713,532,132,338.26
  5. Step 5: Solve for x
    x = 713,532,132,338.26/934,826.76
  6. Step 6: Final answer
    x = 763,277.39

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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.