Home / 689,927.30-1,035,063.18-240,654.62

Finding the Fourth Proportional to 689,927.30, 1,035,063.18 and 240,654.62

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Solution

The fourth proportional to 689,927.30, 1,035,063.18 and 240,654.62 is: 361,042.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,927.30 : 1,035,063.18 = 240,654.62 : x
  2. Step 2: Convert to fraction form
    689,927.30/1,035,063.18 = 240,654.62/x
  3. Step 3: Cross multiply
    689,927.30x = 1,035,063.18 × 240,654.62
  4. Step 4: Simplify right side
    689,927.30x = 249,092,736,258.89
  5. Step 5: Solve for x
    x = 249,092,736,258.89/689,927.30
  6. Step 6: Final answer
    x = 361,042.01

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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.