Home / 807,746.80-1,114,685.40-445,171

Finding the Fourth Proportional to 807,746.80, 1,114,685.40 and 445,171

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Solution

The fourth proportional to 807,746.80, 1,114,685.40 and 445,171 is: 614,333.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,746.80 : 1,114,685.40 = 445,171 : x
  2. Step 2: Convert to fraction form
    807,746.80/1,114,685.40 = 445,171/x
  3. Step 3: Cross multiply
    807,746.80x = 1,114,685.40 × 445,171
  4. Step 4: Simplify right side
    807,746.80x = 496,225,614,203.40
  5. Step 5: Solve for x
    x = 496,225,614,203.40/807,746.80
  6. Step 6: Final answer
    x = 614,333.12

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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.