Home / 759,752.43-1,137,699.62-455,955.35

Finding the Fourth Proportional to 759,752.43, 1,137,699.62 and 455,955.35

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Solution

The fourth proportional to 759,752.43, 1,137,699.62 and 455,955.35 is: 682,775.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,752.43 : 1,137,699.62 = 455,955.35 : x
  2. Step 2: Convert to fraction form
    759,752.43/1,137,699.62 = 455,955.35/x
  3. Step 3: Cross multiply
    759,752.43x = 1,137,699.62 × 455,955.35
  4. Step 4: Simplify right side
    759,752.43x = 518,740,220,463.69
  5. Step 5: Solve for x
    x = 518,740,220,463.69/759,752.43
  6. Step 6: Final answer
    x = 682,775.34

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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.