Home / 735,137.10-1,102,122.45-402,713.10

Finding the Fourth Proportional to 735,137.10, 1,102,122.45 and 402,713.10

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Solution

The fourth proportional to 735,137.10, 1,102,122.45 and 402,713.10 is: 603,750.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,137.10 : 1,102,122.45 = 402,713.10 : x
  2. Step 2: Convert to fraction form
    735,137.10/1,102,122.45 = 402,713.10/x
  3. Step 3: Cross multiply
    735,137.10x = 1,102,122.45 × 402,713.10
  4. Step 4: Simplify right side
    735,137.10x = 443,839,148,419.10
  5. Step 5: Solve for x
    x = 443,839,148,419.10/735,137.10
  6. Step 6: Final answer
    x = 603,750.17

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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.