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Finding the Fourth Proportional to 473,044.40, 709,774.36 and 248,352.64

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Solution

The fourth proportional to 473,044.40, 709,774.36 and 248,352.64 is: 372,638.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,044.40 : 709,774.36 = 248,352.64 : x
  2. Step 2: Convert to fraction form
    473,044.40/709,774.36 = 248,352.64/x
  3. Step 3: Cross multiply
    473,044.40x = 709,774.36 × 248,352.64
  4. Step 4: Simplify right side
    473,044.40x = 176,274,336,110.31
  5. Step 5: Solve for x
    x = 176,274,336,110.31/473,044.40
  6. Step 6: Final answer
    x = 372,638.04

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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.