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Finding the Fourth Proportional to 473,311.33, 710,175.12 and 248,619.58

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Solution

The fourth proportional to 473,311.33, 710,175.12 and 248,619.58 is: 373,038.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,311.33 : 710,175.12 = 248,619.58 : x
  2. Step 2: Convert to fraction form
    473,311.33/710,175.12 = 248,619.58/x
  3. Step 3: Cross multiply
    473,311.33x = 710,175.12 × 248,619.58
  4. Step 4: Simplify right side
    473,311.33x = 176,563,440,060.85
  5. Step 5: Solve for x
    x = 176,563,440,060.85/473,311.33
  6. Step 6: Final answer
    x = 373,038.69

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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.