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Finding the Fourth Proportional to 564,952.89, 847,429.34 and 210,056.25

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Solution

The fourth proportional to 564,952.89, 847,429.34 and 210,056.25 is: 315,084.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,952.89 : 847,429.34 = 210,056.25 : x
  2. Step 2: Convert to fraction form
    564,952.89/847,429.34 = 210,056.25/x
  3. Step 3: Cross multiply
    564,952.89x = 847,429.34 × 210,056.25
  4. Step 4: Simplify right side
    564,952.89x = 178,007,828,250.09
  5. Step 5: Solve for x
    x = 178,007,828,250.09/564,952.89
  6. Step 6: Final answer
    x = 315,084.38

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Double scale
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Similar ratio
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1.5x scale

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.