Home / 736,719.10-1,105,337.85-263,419.90

Finding the Fourth Proportional to 736,719.10, 1,105,337.85 and 263,419.90

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Solution

The fourth proportional to 736,719.10, 1,105,337.85 and 263,419.90 is: 395,222.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,719.10 : 1,105,337.85 = 263,419.90 : x
  2. Step 2: Convert to fraction form
    736,719.10/1,105,337.85 = 263,419.90/x
  3. Step 3: Cross multiply
    736,719.10x = 1,105,337.85 × 263,419.90
  4. Step 4: Simplify right side
    736,719.10x = 291,167,985,913.22
  5. Step 5: Solve for x
    x = 291,167,985,913.22/736,719.10
  6. Step 6: Final answer
    x = 395,222.53

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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.