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Finding the Fourth Proportional to 454,063.98, 626,584.38 and 260,461.92

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Solution

The fourth proportional to 454,063.98, 626,584.38 and 260,461.92 is: 359,423.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,063.98 : 626,584.38 = 260,461.92 : x
  2. Step 2: Convert to fraction form
    454,063.98/626,584.38 = 260,461.92/x
  3. Step 3: Cross multiply
    454,063.98x = 626,584.38 × 260,461.92
  4. Step 4: Simplify right side
    454,063.98x = 163,201,370,656.81
  5. Step 5: Solve for x
    x = 163,201,370,656.81/454,063.98
  6. Step 6: Final answer
    x = 359,423.73

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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.