Home / 708,068.21-1,062,103.32-540,539.72

Finding the Fourth Proportional to 708,068.21, 1,062,103.32 and 540,539.72

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Solution

The fourth proportional to 708,068.21, 1,062,103.32 and 540,539.72 is: 810,810.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,068.21 : 1,062,103.32 = 540,539.72 : x
  2. Step 2: Convert to fraction form
    708,068.21/1,062,103.32 = 540,539.72/x
  3. Step 3: Cross multiply
    708,068.21x = 1,062,103.32 × 540,539.72
  4. Step 4: Simplify right side
    708,068.21x = 574,109,028,501.17
  5. Step 5: Solve for x
    x = 574,109,028,501.17/708,068.21
  6. Step 6: Final answer
    x = 810,810.34

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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.