Home / 474,849.20-712,043.40-264,263.60

Finding the Fourth Proportional to 474,849.20, 712,043.40 and 264,263.60

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Solution

The fourth proportional to 474,849.20, 712,043.40 and 264,263.60 is: 396,267.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,849.20 : 712,043.40 = 264,263.60 : x
  2. Step 2: Convert to fraction form
    474,849.20/712,043.40 = 264,263.60/x
  3. Step 3: Cross multiply
    474,849.20x = 712,043.40 × 264,263.60
  4. Step 4: Simplify right side
    474,849.20x = 188,167,152,240.24
  5. Step 5: Solve for x
    x = 188,167,152,240.24/474,849.20
  6. Step 6: Final answer
    x = 396,267.18

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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.