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Finding the Fourth Proportional to 473,393.66, 710,105.07 and 207,017.06

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Solution

The fourth proportional to 473,393.66, 710,105.07 and 207,017.06 is: 310,531.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,393.66 : 710,105.07 = 207,017.06 : x
  2. Step 2: Convert to fraction form
    473,393.66/710,105.07 = 207,017.06/x
  3. Step 3: Cross multiply
    473,393.66x = 710,105.07 × 207,017.06
  4. Step 4: Simplify right side
    473,393.66x = 147,003,863,882.49
  5. Step 5: Solve for x
    x = 147,003,863,882.49/473,393.66
  6. Step 6: Final answer
    x = 310,531.97

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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.