Home / 736,704.50-1,105,480.48-310,206.68

Finding the Fourth Proportional to 736,704.50, 1,105,480.48 and 310,206.68

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Solution

The fourth proportional to 736,704.50, 1,105,480.48 and 310,206.68 is: 465,488.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,704.50 : 1,105,480.48 = 310,206.68 : x
  2. Step 2: Convert to fraction form
    736,704.50/1,105,480.48 = 310,206.68/x
  3. Step 3: Cross multiply
    736,704.50x = 1,105,480.48 × 310,206.68
  4. Step 4: Simplify right side
    736,704.50x = 342,927,429,505.61
  5. Step 5: Solve for x
    x = 342,927,429,505.61/736,704.50
  6. Step 6: Final answer
    x = 465,488.44

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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.