Home / 672,035.15-1,008,052.73-459,145.55

Finding the Fourth Proportional to 672,035.15, 1,008,052.73 and 459,145.55

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Solution

The fourth proportional to 672,035.15, 1,008,052.73 and 459,145.55 is: 688,718.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,035.15 : 1,008,052.73 = 459,145.55 : x
  2. Step 2: Convert to fraction form
    672,035.15/1,008,052.73 = 459,145.55/x
  3. Step 3: Cross multiply
    672,035.15x = 1,008,052.73 × 459,145.55
  4. Step 4: Simplify right side
    672,035.15x = 462,842,925,144.85
  5. Step 5: Solve for x
    x = 462,842,925,144.85/672,035.15
  6. Step 6: Final answer
    x = 688,718.33

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Similar ratio
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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.