Home / 736,813.80-1,105,175.58-433,375.76

Finding the Fourth Proportional to 736,813.80, 1,105,175.58 and 433,375.76

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Solution

The fourth proportional to 736,813.80, 1,105,175.58 and 433,375.76 is: 650,037.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,813.80 : 1,105,175.58 = 433,375.76 : x
  2. Step 2: Convert to fraction form
    736,813.80/1,105,175.58 = 433,375.76/x
  3. Step 3: Cross multiply
    736,813.80x = 1,105,175.58 × 433,375.76
  4. Step 4: Simplify right side
    736,813.80x = 478,956,306,915.94
  5. Step 5: Solve for x
    x = 478,956,306,915.94/736,813.80
  6. Step 6: Final answer
    x = 650,037.10

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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.