Home / 751,437.60-1,127,140.86-182,821.70

Finding the Fourth Proportional to 751,437.60, 1,127,140.86 and 182,821.70

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Solution

The fourth proportional to 751,437.60, 1,127,140.86 and 182,821.70 is: 274,228.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,437.60 : 1,127,140.86 = 182,821.70 : x
  2. Step 2: Convert to fraction form
    751,437.60/1,127,140.86 = 182,821.70/x
  3. Step 3: Cross multiply
    751,437.60x = 1,127,140.86 × 182,821.70
  4. Step 4: Simplify right side
    751,437.60x = 206,065,808,164.66
  5. Step 5: Solve for x
    x = 206,065,808,164.66/751,437.60
  6. Step 6: Final answer
    x = 274,228.77

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1.5x scale

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.