Home / 735,719.10-1,103,319.45-262,419.90

Finding the Fourth Proportional to 735,719.10, 1,103,319.45 and 262,419.90

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Solution

The fourth proportional to 735,719.10, 1,103,319.45 and 262,419.90 is: 393,537.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,719.10 : 1,103,319.45 = 262,419.90 : x
  2. Step 2: Convert to fraction form
    735,719.10/1,103,319.45 = 262,419.90/x
  3. Step 3: Cross multiply
    735,719.10x = 1,103,319.45 × 262,419.90
  4. Step 4: Simplify right side
    735,719.10x = 289,532,979,737.06
  5. Step 5: Solve for x
    x = 289,532,979,737.06/735,719.10
  6. Step 6: Final answer
    x = 393,537.40

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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.