Home / 684,709.20-1,027,063.80-633,533.40

Finding the Fourth Proportional to 684,709.20, 1,027,063.80 and 633,533.40

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Solution

The fourth proportional to 684,709.20, 1,027,063.80 and 633,533.40 is: 950,300.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,709.20 : 1,027,063.80 = 633,533.40 : x
  2. Step 2: Convert to fraction form
    684,709.20/1,027,063.80 = 633,533.40/x
  3. Step 3: Cross multiply
    684,709.20x = 1,027,063.80 × 633,533.40
  4. Step 4: Simplify right side
    684,709.20x = 650,679,221,230.92
  5. Step 5: Solve for x
    x = 650,679,221,230.92/684,709.20
  6. Step 6: Final answer
    x = 950,300.10

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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.