Home / 1,165,932.04-1,749,406.32-408,317

Finding the Fourth Proportional to 1,165,932.04, 1,749,406.32 and 408,317

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Solution

The fourth proportional to 1,165,932.04, 1,749,406.32 and 408,317 is: 612,653.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,932.04 : 1,749,406.32 = 408,317 : x
  2. Step 2: Convert to fraction form
    1,165,932.04/1,749,406.32 = 408,317/x
  3. Step 3: Cross multiply
    1,165,932.04x = 1,749,406.32 × 408,317
  4. Step 4: Simplify right side
    1,165,932.04x = 714,312,340,363.44
  5. Step 5: Solve for x
    x = 714,312,340,363.44/1,165,932.04
  6. Step 6: Final answer
    x = 612,653.50

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Double scale
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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.