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Finding the Fourth Proportional to 586,267.15, 809,553.59 and 368,838.24

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Solution

The fourth proportional to 586,267.15, 809,553.59 and 368,838.24 is: 509,314.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,267.15 : 809,553.59 = 368,838.24 : x
  2. Step 2: Convert to fraction form
    586,267.15/809,553.59 = 368,838.24/x
  3. Step 3: Cross multiply
    586,267.15x = 809,553.59 × 368,838.24
  4. Step 4: Simplify right side
    586,267.15x = 298,594,321,321.28
  5. Step 5: Solve for x
    x = 298,594,321,321.28/586,267.15
  6. Step 6: Final answer
    x = 509,314.43

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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.