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Finding the Fourth Proportional to 713,744.96, 1,070,797.44 and 503,792.96

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Solution

The fourth proportional to 713,744.96, 1,070,797.44 and 503,792.96 is: 755,816.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,744.96 : 1,070,797.44 = 503,792.96 : x
  2. Step 2: Convert to fraction form
    713,744.96/1,070,797.44 = 503,792.96/x
  3. Step 3: Cross multiply
    713,744.96x = 1,070,797.44 × 503,792.96
  4. Step 4: Simplify right side
    713,744.96x = 539,460,211,858.02
  5. Step 5: Solve for x
    x = 539,460,211,858.02/713,744.96
  6. Step 6: Final answer
    x = 755,816.49

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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.