Home / 956,949.04-1,320,445.56-543,421.36

Finding the Fourth Proportional to 956,949.04, 1,320,445.56 and 543,421.36

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Solution

The fourth proportional to 956,949.04, 1,320,445.56 and 543,421.36 is: 749,839.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,949.04 : 1,320,445.56 = 543,421.36 : x
  2. Step 2: Convert to fraction form
    956,949.04/1,320,445.56 = 543,421.36/x
  3. Step 3: Cross multiply
    956,949.04x = 1,320,445.56 × 543,421.36
  4. Step 4: Simplify right side
    956,949.04x = 717,558,322,021.16
  5. Step 5: Solve for x
    x = 717,558,322,021.16/956,949.04
  6. Step 6: Final answer
    x = 749,839.64

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.