Home / 751,358.64-1,036,981.20-464,970.96

Finding the Fourth Proportional to 751,358.64, 1,036,981.20 and 464,970.96

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Solution

The fourth proportional to 751,358.64, 1,036,981.20 and 464,970.96 is: 641,725.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,358.64 : 1,036,981.20 = 464,970.96 : x
  2. Step 2: Convert to fraction form
    751,358.64/1,036,981.20 = 464,970.96/x
  3. Step 3: Cross multiply
    751,358.64x = 1,036,981.20 × 464,970.96
  4. Step 4: Simplify right side
    751,358.64x = 482,166,144,065.95
  5. Step 5: Solve for x
    x = 482,166,144,065.95/751,358.64
  6. Step 6: Final answer
    x = 641,725.69

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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.