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Finding the Fourth Proportional to 404,303.40, 606,455.10 and 362,969.10

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Solution

The fourth proportional to 404,303.40, 606,455.10 and 362,969.10 is: 544,453.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,303.40 : 606,455.10 = 362,969.10 : x
  2. Step 2: Convert to fraction form
    404,303.40/606,455.10 = 362,969.10/x
  3. Step 3: Cross multiply
    404,303.40x = 606,455.10 × 362,969.10
  4. Step 4: Simplify right side
    404,303.40x = 220,124,461,837.41
  5. Step 5: Solve for x
    x = 220,124,461,837.41/404,303.40
  6. Step 6: Final answer
    x = 544,453.65

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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.