Home / 741,459.46-1,110,393.16-513,115.23

Finding the Fourth Proportional to 741,459.46, 1,110,393.16 and 513,115.23

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Solution

The fourth proportional to 741,459.46, 1,110,393.16 and 513,115.23 is: 768,429.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,459.46 : 1,110,393.16 = 513,115.23 : x
  2. Step 2: Convert to fraction form
    741,459.46/1,110,393.16 = 513,115.23/x
  3. Step 3: Cross multiply
    741,459.46x = 1,110,393.16 × 513,115.23
  4. Step 4: Simplify right side
    741,459.46x = 569,759,645,369.30
  5. Step 5: Solve for x
    x = 569,759,645,369.30/741,459.46
  6. Step 6: Final answer
    x = 768,429.93

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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.