Home / 859,476.77-1,184,576.60-629,545.57

Finding the Fourth Proportional to 859,476.77, 1,184,576.60 and 629,545.57

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Solution

The fourth proportional to 859,476.77, 1,184,576.60 and 629,545.57 is: 867,673.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,476.77 : 1,184,576.60 = 629,545.57 : x
  2. Step 2: Convert to fraction form
    859,476.77/1,184,576.60 = 629,545.57/x
  3. Step 3: Cross multiply
    859,476.77x = 1,184,576.60 × 629,545.57
  4. Step 4: Simplify right side
    859,476.77x = 745,744,949,468.09
  5. Step 5: Solve for x
    x = 745,744,949,468.09/859,476.77
  6. Step 6: Final answer
    x = 867,673.18

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1.5x scale

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.