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Finding the Fourth Proportional to 922,303.20, 1,382,158.80 and 733,087.20

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Solution

The fourth proportional to 922,303.20, 1,382,158.80 and 733,087.20 is: 1,098,600.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,303.20 : 1,382,158.80 = 733,087.20 : x
  2. Step 2: Convert to fraction form
    922,303.20/1,382,158.80 = 733,087.20/x
  3. Step 3: Cross multiply
    922,303.20x = 1,382,158.80 × 733,087.20
  4. Step 4: Simplify right side
    922,303.20x = 1,013,242,924,647.36
  5. Step 5: Solve for x
    x = 1,013,242,924,647.36/922,303.20
  6. Step 6: Final answer
    x = 1,098,600.68

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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.