Home / 837,426.24-1,155,653.67-455,455.80

Finding the Fourth Proportional to 837,426.24, 1,155,653.67 and 455,455.80

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Solution

The fourth proportional to 837,426.24, 1,155,653.67 and 455,455.80 is: 628,531.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,426.24 : 1,155,653.67 = 455,455.80 : x
  2. Step 2: Convert to fraction form
    837,426.24/1,155,653.67 = 455,455.80/x
  3. Step 3: Cross multiply
    837,426.24x = 1,155,653.67 × 455,455.80
  4. Step 4: Simplify right side
    837,426.24x = 526,349,166,792.79
  5. Step 5: Solve for x
    x = 526,349,166,792.79/837,426.24
  6. Step 6: Final answer
    x = 628,531.97

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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.