Home / 958,577.10-1,322,814.29-528,857.12

Finding the Fourth Proportional to 958,577.10, 1,322,814.29 and 528,857.12

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Solution

The fourth proportional to 958,577.10, 1,322,814.29 and 528,857.12 is: 729,810.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,577.10 : 1,322,814.29 = 528,857.12 : x
  2. Step 2: Convert to fraction form
    958,577.10/1,322,814.29 = 528,857.12/x
  3. Step 3: Cross multiply
    958,577.10x = 1,322,814.29 × 528,857.12
  4. Step 4: Simplify right side
    958,577.10x = 699,579,746,445.89
  5. Step 5: Solve for x
    x = 699,579,746,445.89/958,577.10
  6. Step 6: Final answer
    x = 729,810.62

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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.