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Finding the Fourth Proportional to 473,393.16, 710,104.32 and 207,016.56

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Solution

The fourth proportional to 473,393.16, 710,104.32 and 207,016.56 is: 310,531.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,393.16 : 710,104.32 = 207,016.56 : x
  2. Step 2: Convert to fraction form
    473,393.16/710,104.32 = 207,016.56/x
  3. Step 3: Cross multiply
    473,393.16x = 710,104.32 × 207,016.56
  4. Step 4: Simplify right side
    473,393.16x = 147,003,353,567.54
  5. Step 5: Solve for x
    x = 147,003,353,567.54/473,393.16
  6. Step 6: Final answer
    x = 310,531.22

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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.