Home / 736,885.53-1,105,432.10-257,043.35

Finding the Fourth Proportional to 736,885.53, 1,105,432.10 and 257,043.35

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Solution

The fourth proportional to 736,885.53, 1,105,432.10 and 257,043.35 is: 385,601.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,885.53 : 1,105,432.10 = 257,043.35 : x
  2. Step 2: Convert to fraction form
    736,885.53/1,105,432.10 = 257,043.35/x
  3. Step 3: Cross multiply
    736,885.53x = 1,105,432.10 × 257,043.35
  4. Step 4: Simplify right side
    736,885.53x = 284,143,970,181.54
  5. Step 5: Solve for x
    x = 284,143,970,181.54/736,885.53
  6. Step 6: Final answer
    x = 385,601.23

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1.5x scale

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.