Home / 1,022,810.16-1,534,276.74-312,844.35

Finding the Fourth Proportional to 1,022,810.16, 1,534,276.74 and 312,844.35

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Solution

The fourth proportional to 1,022,810.16, 1,534,276.74 and 312,844.35 is: 469,285.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,810.16 : 1,534,276.74 = 312,844.35 : x
  2. Step 2: Convert to fraction form
    1,022,810.16/1,534,276.74 = 312,844.35/x
  3. Step 3: Cross multiply
    1,022,810.16x = 1,534,276.74 × 312,844.35
  4. Step 4: Simplify right side
    1,022,810.16x = 479,989,804,865.05
  5. Step 5: Solve for x
    x = 479,989,804,865.05/1,022,810.16
  6. Step 6: Final answer
    x = 469,285.33

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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.