Home / 1,134,143.75-1,701,530.91-494,503.40

Finding the Fourth Proportional to 1,134,143.75, 1,701,530.91 and 494,503.40

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Solution

The fourth proportional to 1,134,143.75, 1,701,530.91 and 494,503.40 is: 741,892.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,143.75 : 1,701,530.91 = 494,503.40 : x
  2. Step 2: Convert to fraction form
    1,134,143.75/1,701,530.91 = 494,503.40/x
  3. Step 3: Cross multiply
    1,134,143.75x = 1,701,530.91 × 494,503.40
  4. Step 4: Simplify right side
    1,134,143.75x = 841,412,820,200.09
  5. Step 5: Solve for x
    x = 841,412,820,200.09/1,134,143.75
  6. Step 6: Final answer
    x = 741,892.57

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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.