Home / 826,425.62-1,140,475.81-463,842.21

Finding the Fourth Proportional to 826,425.62, 1,140,475.81 and 463,842.21

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Solution

The fourth proportional to 826,425.62, 1,140,475.81 and 463,842.21 is: 640,107.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,425.62 : 1,140,475.81 = 463,842.21 : x
  2. Step 2: Convert to fraction form
    826,425.62/1,140,475.81 = 463,842.21/x
  3. Step 3: Cross multiply
    826,425.62x = 1,140,475.81 × 463,842.21
  4. Step 4: Simplify right side
    826,425.62x = 529,000,819,002.34
  5. Step 5: Solve for x
    x = 529,000,819,002.34/826,425.62
  6. Step 6: Final answer
    x = 640,107.00

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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.