Home / 826,426.24-1,140,476.67-463,842.84

Finding the Fourth Proportional to 826,426.24, 1,140,476.67 and 463,842.84

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Solution

The fourth proportional to 826,426.24, 1,140,476.67 and 463,842.84 is: 640,107.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,426.24 : 1,140,476.67 = 463,842.84 : x
  2. Step 2: Convert to fraction form
    826,426.24/1,140,476.67 = 463,842.84/x
  3. Step 3: Cross multiply
    826,426.24x = 1,140,476.67 × 463,842.84
  4. Step 4: Simplify right side
    826,426.24x = 529,001,937,566.54
  5. Step 5: Solve for x
    x = 529,001,937,566.54/826,426.24
  6. Step 6: Final answer
    x = 640,107.87

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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.