Home / 958,673.79-1,322,964.72-523,090.98

Finding the Fourth Proportional to 958,673.79, 1,322,964.72 and 523,090.98

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Solution

The fourth proportional to 958,673.79, 1,322,964.72 and 523,090.98 is: 721,862.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,673.79 : 1,322,964.72 = 523,090.98 : x
  2. Step 2: Convert to fraction form
    958,673.79/1,322,964.72 = 523,090.98/x
  3. Step 3: Cross multiply
    958,673.79x = 1,322,964.72 × 523,090.98
  4. Step 4: Simplify right side
    958,673.79x = 692,030,911,890.23
  5. Step 5: Solve for x
    x = 692,030,911,890.23/958,673.79
  6. Step 6: Final answer
    x = 721,862.76

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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.