Home / 1,023,930.40-1,533,937.20-550,458.40

Finding the Fourth Proportional to 1,023,930.40, 1,533,937.20 and 550,458.40

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Solution

The fourth proportional to 1,023,930.40, 1,533,937.20 and 550,458.40 is: 824,634.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,930.40 : 1,533,937.20 = 550,458.40 : x
  2. Step 2: Convert to fraction form
    1,023,930.40/1,533,937.20 = 550,458.40/x
  3. Step 3: Cross multiply
    1,023,930.40x = 1,533,937.20 × 550,458.40
  4. Step 4: Simplify right side
    1,023,930.40x = 844,368,616,812.48
  5. Step 5: Solve for x
    x = 844,368,616,812.48/1,023,930.40
  6. Step 6: Final answer
    x = 824,634.78

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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.