Home / 763,097.46-1,144,670.58-383,811.18

Finding the Fourth Proportional to 763,097.46, 1,144,670.58 and 383,811.18

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Solution

The fourth proportional to 763,097.46, 1,144,670.58 and 383,811.18 is: 575,729.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,097.46 : 1,144,670.58 = 383,811.18 : x
  2. Step 2: Convert to fraction form
    763,097.46/1,144,670.58 = 383,811.18/x
  3. Step 3: Cross multiply
    763,097.46x = 1,144,670.58 × 383,811.18
  4. Step 4: Simplify right side
    763,097.46x = 439,337,366,021.08
  5. Step 5: Solve for x
    x = 439,337,366,021.08/763,097.46
  6. Step 6: Final answer
    x = 575,729.04

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Double scale
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Similar ratio
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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.