Home / 648,232.12-894,555.15-376,325.24

Finding the Fourth Proportional to 648,232.12, 894,555.15 and 376,325.24

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Solution

The fourth proportional to 648,232.12, 894,555.15 and 376,325.24 is: 519,325.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,232.12 : 894,555.15 = 376,325.24 : x
  2. Step 2: Convert to fraction form
    648,232.12/894,555.15 = 376,325.24/x
  3. Step 3: Cross multiply
    648,232.12x = 894,555.15 × 376,325.24
  4. Step 4: Simplify right side
    648,232.12x = 336,643,682,342.15
  5. Step 5: Solve for x
    x = 336,643,682,342.15/648,232.12
  6. Step 6: Final answer
    x = 519,325.83

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.