Home / 688,183.80-1,032,275.70-182,743.80

Finding the Fourth Proportional to 688,183.80, 1,032,275.70 and 182,743.80

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Solution

The fourth proportional to 688,183.80, 1,032,275.70 and 182,743.80 is: 274,115.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,183.80 : 1,032,275.70 = 182,743.80 : x
  2. Step 2: Convert to fraction form
    688,183.80/1,032,275.70 = 182,743.80/x
  3. Step 3: Cross multiply
    688,183.80x = 1,032,275.70 × 182,743.80
  4. Step 4: Simplify right side
    688,183.80x = 188,641,984,065.66
  5. Step 5: Solve for x
    x = 188,641,984,065.66/688,183.80
  6. Step 6: Final answer
    x = 274,115.70

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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.