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Finding the Fourth Proportional to 425,033.34, 637,254.08 and 188,247.66

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Solution

The fourth proportional to 425,033.34, 637,254.08 and 188,247.66 is: 282,240.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,033.34 : 637,254.08 = 188,247.66 : x
  2. Step 2: Convert to fraction form
    425,033.34/637,254.08 = 188,247.66/x
  3. Step 3: Cross multiply
    425,033.34x = 637,254.08 × 188,247.66
  4. Step 4: Simplify right side
    425,033.34x = 119,961,589,385.45
  5. Step 5: Solve for x
    x = 119,961,589,385.45/425,033.34
  6. Step 6: Final answer
    x = 282,240.42

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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.