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Finding the Fourth Proportional to 636,296.65, 954,395.33 and 369,887.23

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Solution

The fourth proportional to 636,296.65, 954,395.33 and 369,887.23 is: 554,801.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,296.65 : 954,395.33 = 369,887.23 : x
  2. Step 2: Convert to fraction form
    636,296.65/954,395.33 = 369,887.23/x
  3. Step 3: Cross multiply
    636,296.65x = 954,395.33 × 369,887.23
  4. Step 4: Simplify right side
    636,296.65x = 353,018,643,089.20
  5. Step 5: Solve for x
    x = 353,018,643,089.20/636,296.65
  6. Step 6: Final answer
    x = 554,801.98

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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.