Home / 917,069.82-1,375,609.32-537,723.74

Finding the Fourth Proportional to 917,069.82, 1,375,609.32 and 537,723.74

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Solution

The fourth proportional to 917,069.82, 1,375,609.32 and 537,723.74 is: 806,588.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,069.82 : 1,375,609.32 = 537,723.74 : x
  2. Step 2: Convert to fraction form
    917,069.82/1,375,609.32 = 537,723.74/x
  3. Step 3: Cross multiply
    917,069.82x = 1,375,609.32 × 537,723.74
  4. Step 4: Simplify right side
    917,069.82x = 739,697,781,451.21
  5. Step 5: Solve for x
    x = 739,697,781,451.21/917,069.82
  6. Step 6: Final answer
    x = 806,588.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.