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Finding the Fourth Proportional to 473,915.91, 710,873.87 and 158,372.82

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Solution

The fourth proportional to 473,915.91, 710,873.87 and 158,372.82 is: 237,559.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,915.91 : 710,873.87 = 158,372.82 : x
  2. Step 2: Convert to fraction form
    473,915.91/710,873.87 = 158,372.82/x
  3. Step 3: Cross multiply
    473,915.91x = 710,873.87 × 158,372.82
  4. Step 4: Simplify right side
    473,915.91x = 112,583,095,901.84
  5. Step 5: Solve for x
    x = 112,583,095,901.84/473,915.91
  6. Step 6: Final answer
    x = 237,559.22

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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.