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Finding the Fourth Proportional to 555,354.14, 833,031.21 and 134,630

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Solution

The fourth proportional to 555,354.14, 833,031.21 and 134,630 is: 201,945.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,354.14 : 833,031.21 = 134,630 : x
  2. Step 2: Convert to fraction form
    555,354.14/833,031.21 = 134,630/x
  3. Step 3: Cross multiply
    555,354.14x = 833,031.21 × 134,630
  4. Step 4: Simplify right side
    555,354.14x = 112,150,991,802.30
  5. Step 5: Solve for x
    x = 112,150,991,802.30/555,354.14
  6. Step 6: Final answer
    x = 201,945.00

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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.