Home / 735,707.10-1,103,301.45-262,407.90

Finding the Fourth Proportional to 735,707.10, 1,103,301.45 and 262,407.90

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Solution

The fourth proportional to 735,707.10, 1,103,301.45 and 262,407.90 is: 393,519.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,707.10 : 1,103,301.45 = 262,407.90 : x
  2. Step 2: Convert to fraction form
    735,707.10/1,103,301.45 = 262,407.90/x
  3. Step 3: Cross multiply
    735,707.10x = 1,103,301.45 × 262,407.90
  4. Step 4: Simplify right side
    735,707.10x = 289,515,016,561.46
  5. Step 5: Solve for x
    x = 289,515,016,561.46/735,707.10
  6. Step 6: Final answer
    x = 393,519.40

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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.