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Finding the Fourth Proportional to 467,868.30, 701,802.45 and 168,686.70

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Solution

The fourth proportional to 467,868.30, 701,802.45 and 168,686.70 is: 253,030.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,868.30 : 701,802.45 = 168,686.70 : x
  2. Step 2: Convert to fraction form
    467,868.30/701,802.45 = 168,686.70/x
  3. Step 3: Cross multiply
    467,868.30x = 701,802.45 × 168,686.70
  4. Step 4: Simplify right side
    467,868.30x = 118,384,739,342.42
  5. Step 5: Solve for x
    x = 118,384,739,342.42/467,868.30
  6. Step 6: Final answer
    x = 253,030.05

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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.