Home / 934,729.59-1,288,415.73-730,425.52

Finding the Fourth Proportional to 934,729.59, 1,288,415.73 and 730,425.52

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Solution

The fourth proportional to 934,729.59, 1,288,415.73 and 730,425.52 is: 1,006,806.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,729.59 : 1,288,415.73 = 730,425.52 : x
  2. Step 2: Convert to fraction form
    934,729.59/1,288,415.73 = 730,425.52/x
  3. Step 3: Cross multiply
    934,729.59x = 1,288,415.73 × 730,425.52
  4. Step 4: Simplify right side
    934,729.59x = 941,091,729,561.43
  5. Step 5: Solve for x
    x = 941,091,729,561.43/934,729.59
  6. Step 6: Final answer
    x = 1,006,806.40

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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.