Home / 1,163,905.28-1,746,284.39-490,156.19

Finding the Fourth Proportional to 1,163,905.28, 1,746,284.39 and 490,156.19

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Solution

The fourth proportional to 1,163,905.28, 1,746,284.39 and 490,156.19 is: 735,413.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,905.28 : 1,746,284.39 = 490,156.19 : x
  2. Step 2: Convert to fraction form
    1,163,905.28/1,746,284.39 = 490,156.19/x
  3. Step 3: Cross multiply
    1,163,905.28x = 1,746,284.39 × 490,156.19
  4. Step 4: Simplify right side
    1,163,905.28x = 855,952,100,808.09
  5. Step 5: Solve for x
    x = 855,952,100,808.09/1,163,905.28
  6. Step 6: Final answer
    x = 735,413.88

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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.