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Finding the Fourth Proportional to 369,756.33, 554,578.79 and 117,003.93

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Solution

The fourth proportional to 369,756.33, 554,578.79 and 117,003.93 is: 175,488.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,756.33 : 554,578.79 = 117,003.93 : x
  2. Step 2: Convert to fraction form
    369,756.33/554,578.79 = 117,003.93/x
  3. Step 3: Cross multiply
    369,756.33x = 554,578.79 × 117,003.93
  4. Step 4: Simplify right side
    369,756.33x = 64,887,895,259.95
  5. Step 5: Solve for x
    x = 64,887,895,259.95/369,756.33
  6. Step 6: Final answer
    x = 175,488.26

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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.