Home / 666,929.84-1,000,409.64-240,500.07

Finding the Fourth Proportional to 666,929.84, 1,000,409.64 and 240,500.07

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Solution

The fourth proportional to 666,929.84, 1,000,409.64 and 240,500.07 is: 360,755.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,929.84 : 1,000,409.64 = 240,500.07 : x
  2. Step 2: Convert to fraction form
    666,929.84/1,000,409.64 = 240,500.07/x
  3. Step 3: Cross multiply
    666,929.84x = 1,000,409.64 × 240,500.07
  4. Step 4: Simplify right side
    666,929.84x = 240,598,587,546.80
  5. Step 5: Solve for x
    x = 240,598,587,546.80/666,929.84
  6. Step 6: Final answer
    x = 360,755.47

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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.