Home / 672,459.22-1,008,204.04-317,122.75

Finding the Fourth Proportional to 672,459.22, 1,008,204.04 and 317,122.75

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Solution

The fourth proportional to 672,459.22, 1,008,204.04 and 317,122.75 is: 475,455.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,459.22 : 1,008,204.04 = 317,122.75 : x
  2. Step 2: Convert to fraction form
    672,459.22/1,008,204.04 = 317,122.75/x
  3. Step 3: Cross multiply
    672,459.22x = 1,008,204.04 × 317,122.75
  4. Step 4: Simplify right side
    672,459.22x = 319,724,437,725.91
  5. Step 5: Solve for x
    x = 319,724,437,725.91/672,459.22
  6. Step 6: Final answer
    x = 475,455.50

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Double scale
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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.