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Finding the Fourth Proportional to 473,554.64, 710,338.11 and 158,011.55

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Solution

The fourth proportional to 473,554.64, 710,338.11 and 158,011.55 is: 237,019.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,554.64 : 710,338.11 = 158,011.55 : x
  2. Step 2: Convert to fraction form
    473,554.64/710,338.11 = 158,011.55/x
  3. Step 3: Cross multiply
    473,554.64x = 710,338.11 × 158,011.55
  4. Step 4: Simplify right side
    473,554.64x = 112,241,622,233.48
  5. Step 5: Solve for x
    x = 112,241,622,233.48/473,554.64
  6. Step 6: Final answer
    x = 237,019.37

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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.