Home / 934,007.95-1,288,548.57-689,577.49

Finding the Fourth Proportional to 934,007.95, 1,288,548.57 and 689,577.49

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Solution

The fourth proportional to 934,007.95, 1,288,548.57 and 689,577.49 is: 951,334.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,007.95 : 1,288,548.57 = 689,577.49 : x
  2. Step 2: Convert to fraction form
    934,007.95/1,288,548.57 = 689,577.49/x
  3. Step 3: Cross multiply
    934,007.95x = 1,288,548.57 × 689,577.49
  4. Step 4: Simplify right side
    934,007.95x = 888,554,088,643.69
  5. Step 5: Solve for x
    x = 888,554,088,643.69/934,007.95
  6. Step 6: Final answer
    x = 951,334.61

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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.