Home / 735,919.34-1,015,896.69-518,323.77

Finding the Fourth Proportional to 735,919.34, 1,015,896.69 and 518,323.77

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Solution

The fourth proportional to 735,919.34, 1,015,896.69 and 518,323.77 is: 715,517.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,919.34 : 1,015,896.69 = 518,323.77 : x
  2. Step 2: Convert to fraction form
    735,919.34/1,015,896.69 = 518,323.77/x
  3. Step 3: Cross multiply
    735,919.34x = 1,015,896.69 × 518,323.77
  4. Step 4: Simplify right side
    735,919.34x = 526,563,402,291.32
  5. Step 5: Solve for x
    x = 526,563,402,291.32/735,919.34
  6. Step 6: Final answer
    x = 715,517.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.