Home / 539,066.95-743,917.58-297,359.71

Finding the Fourth Proportional to 539,066.95, 743,917.58 and 297,359.71

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Solution

The fourth proportional to 539,066.95, 743,917.58 and 297,359.71 is: 410,359.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,066.95 : 743,917.58 = 297,359.71 : x
  2. Step 2: Convert to fraction form
    539,066.95/743,917.58 = 297,359.71/x
  3. Step 3: Cross multiply
    539,066.95x = 743,917.58 × 297,359.71
  4. Step 4: Simplify right side
    539,066.95x = 221,211,115,852.70
  5. Step 5: Solve for x
    x = 221,211,115,852.70/539,066.95
  6. Step 6: Final answer
    x = 410,359.26

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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.