Home / 591,972.98-816,930.14-359,332.66

Finding the Fourth Proportional to 591,972.98, 816,930.14 and 359,332.66

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Solution

The fourth proportional to 591,972.98, 816,930.14 and 359,332.66 is: 495,883.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,972.98 : 816,930.14 = 359,332.66 : x
  2. Step 2: Convert to fraction form
    591,972.98/816,930.14 = 359,332.66/x
  3. Step 3: Cross multiply
    591,972.98x = 816,930.14 × 359,332.66
  4. Step 4: Simplify right side
    591,972.98x = 293,549,680,240.37
  5. Step 5: Solve for x
    x = 293,549,680,240.37/591,972.98
  6. Step 6: Final answer
    x = 495,883.58

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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.