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Finding the Fourth Proportional to 473,571.81, 710,352.32 and 136,601.35

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Solution

The fourth proportional to 473,571.81, 710,352.32 and 136,601.35 is: 204,900.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,571.81 : 710,352.32 = 136,601.35 : x
  2. Step 2: Convert to fraction form
    473,571.81/710,352.32 = 136,601.35/x
  3. Step 3: Cross multiply
    473,571.81x = 710,352.32 × 136,601.35
  4. Step 4: Simplify right side
    473,571.81x = 97,035,083,428.74
  5. Step 5: Solve for x
    x = 97,035,083,428.74/473,571.81
  6. Step 6: Final answer
    x = 204,900.46

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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.