Home / 723,754.10-1,085,303.10-274,325.60

Finding the Fourth Proportional to 723,754.10, 1,085,303.10 and 274,325.60

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Solution

The fourth proportional to 723,754.10, 1,085,303.10 and 274,325.60 is: 411,364.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,754.10 : 1,085,303.10 = 274,325.60 : x
  2. Step 2: Convert to fraction form
    723,754.10/1,085,303.10 = 274,325.60/x
  3. Step 3: Cross multiply
    723,754.10x = 1,085,303.10 × 274,325.60
  4. Step 4: Simplify right side
    723,754.10x = 297,726,424,089.36
  5. Step 5: Solve for x
    x = 297,726,424,089.36/723,754.10
  6. Step 6: Final answer
    x = 411,364.06

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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.