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Finding the Fourth Proportional to 569,504.52, 785,932.64 and 314,872.12

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Solution

The fourth proportional to 569,504.52, 785,932.64 and 314,872.12 is: 434,532.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,504.52 : 785,932.64 = 314,872.12 : x
  2. Step 2: Convert to fraction form
    569,504.52/785,932.64 = 314,872.12/x
  3. Step 3: Cross multiply
    569,504.52x = 785,932.64 × 314,872.12
  4. Step 4: Simplify right side
    569,504.52x = 247,468,276,534.00
  5. Step 5: Solve for x
    x = 247,468,276,534.00/569,504.52
  6. Step 6: Final answer
    x = 434,532.59

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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.