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Finding the Fourth Proportional to 462,108.96, 637,638.48 and 260,900.64

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Solution

The fourth proportional to 462,108.96, 637,638.48 and 260,900.64 is: 360,002.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,108.96 : 637,638.48 = 260,900.64 : x
  2. Step 2: Convert to fraction form
    462,108.96/637,638.48 = 260,900.64/x
  3. Step 3: Cross multiply
    462,108.96x = 637,638.48 × 260,900.64
  4. Step 4: Simplify right side
    462,108.96x = 166,360,287,520.63
  5. Step 5: Solve for x
    x = 166,360,287,520.63/462,108.96
  6. Step 6: Final answer
    x = 360,002.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.